/* ============================================
   JJ4Tech — Design System
   ============================================ */

/* CSS Variables — single source of truth */
:root {
  /* Brand Colors */
  --color-red-logo: #E52629;          /* Original red — used ONLY in logo */
  --color-red: #F87171;                /* Soft coral red — site accents */
  --color-red-dark: #EF4444;           /* Darker variant for emphasis */
  --color-red-hover: #FB7185;          /* Slightly lighter for hover */
  --color-red-tint: rgba(248, 113, 113, 0.08);  /* Background tints */
  --color-red-tint-strong: rgba(248, 113, 113, 0.15);

  --color-white: #FFFFFF;

  /* Neutral Scale — light grays only */
  --color-bg-primary: #FFFFFF;
  --color-bg-secondary: #F5F5F5;
  --color-bg-tertiary: #FAFAFA;
  --color-bg-accent: #F0F0F0;

  /* Legacy aliases (so old code keeps working) */
  --color-bg-dark: #F5F5F5;
  --color-bg-darker: #EFEFEF;
  --color-bg-light: #FAFAFA;
  --color-bg-white: #FFFFFF;
  --color-black: #1F1F23;

  --color-gray-50: #FAFAFA;
  --color-gray-100: #F0F0F0;
  --color-gray-200: #E5E5E5;
  --color-gray-300: #D4D4D4;
  --color-gray-400: #A3A3A3;
  --color-gray-500: #737373;
  --color-gray-600: #525252;
  --color-gray-700: #404040;
  --color-gray-800: #262626;
  --color-gray-900: #171717;

  /* Text Colors */
  --color-text-primary: #1F1F23;       /* Almost black for body text */
  --color-text-secondary: #525252;
  --color-text-tertiary: #737373;
  --color-text-quaternary: #A3A3A3;

  /* On-dark legacy (used by sections that were dark; now mapped to light) */
  --color-text-inverted: #1F1F23;
  --color-text-inverted-secondary: #525252;

  /* Typography */
  --font-display: "DM Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: "Geist", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "Geist Mono", "SF Mono", Consolas, monospace;

  /* Font Sizes — fluid scale */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.5rem;
  --text-5xl: clamp(2.5rem, 5vw, 3.5rem);
  --text-6xl: clamp(3rem, 7vw, 5rem);
  --text-7xl: clamp(3.5rem, 9vw, 6.5rem);

  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-8: 3rem;
  --space-10: 4rem;
  --space-12: 5rem;
  --space-16: 6rem;
  --space-20: 8rem;
  --space-24: 10rem;
  --space-32: 14rem;

  /* Layout */
  --max-width: 1280px;
  --max-width-prose: 720px;
  --content-padding: clamp(1.5rem, 4vw, 3rem);
  --header-height: 168px;

  /* Borders & Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadows — softer for light bg */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
  --shadow-red: 0 8px 24px rgba(248, 113, 113, 0.25);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-base: 250ms;
  --duration-slow: 400ms;
}

/* ============================================
   Reset & Base
   ============================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background: var(--color-bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: opacity var(--duration-fast) var(--ease-out);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ============================================
   Typography Utilities
   ============================================ */

.nowrap {
  white-space: nowrap;
}

/* In tight viewports, allowing wrap is safer than overflow */
@media (max-width: 640px) {
  .nowrap {
    white-space: normal;
  }
}

.display-1 {
  font-family: var(--font-display);
  font-size: var(--text-7xl);
  line-height: 1;
  letter-spacing: -0.04em;
  font-weight: 700;
}

.display-2 {
  font-family: var(--font-display);
  font-size: var(--text-6xl);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 700;
}

.display-3 {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 700;
}

.heading-lg {
  font-family: var(--font-body);
  font-size: var(--text-4xl);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 600;
}

.heading-md {
  font-family: var(--font-body);
  font-size: var(--text-2xl);
  line-height: 1.25;
  letter-spacing: -0.01em;
  font-weight: 600;
}

.heading-sm {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: -0.005em;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 500;
  color: var(--color-text-tertiary);
}

.body-lg {
  font-size: var(--text-xl);
  line-height: 1.5;
  color: var(--color-text-secondary);
}

.body-base {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.body-sm {
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-text-secondary);
}

.mono {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0;
}

/* Color accent (for display headings) — solid, corporate */
.italic-accent {
  color: var(--color-red);
  font-style: normal;
}

/* ============================================
   Layout
   ============================================ */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: var(--content-padding);
  padding-right: var(--content-padding);
}

.container-prose {
  max-width: var(--max-width-prose);
}

section {
  padding: var(--space-20) 0;
}

@media (max-width: 768px) {
  section {
    padding: var(--space-12) 0;
  }
}

/* ============================================
   Theme Sections
   ============================================ */

.section-dark {
  background: var(--color-bg-dark);
  color: var(--color-text-inverted);
}

.section-dark .body-lg,
.section-dark .body-base,
.section-dark .body-sm {
  color: var(--color-text-inverted-secondary);
}

.section-dark .eyebrow {
  color: var(--color-gray-300);
}

.section-light {
  background: var(--color-bg-light);
  color: var(--color-text-primary);
}

.section-white {
  background: var(--color-bg-white);
  color: var(--color-text-primary);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 14px 28px;
  font-size: var(--text-base);
  font-weight: 500;
  letter-spacing: -0.005em;
  border-radius: var(--radius-full);
  transition: all var(--duration-base) var(--ease-out);
  cursor: pointer;
  white-space: nowrap;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--color-red);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-red-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-red);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border-color: var(--color-gray-200);
}

.btn-secondary:hover {
  border-color: var(--color-text-primary);
  background: var(--color-text-primary);
  color: var(--color-white);
}

.section-dark .btn-secondary {
  color: var(--color-text-inverted);
  border-color: var(--color-gray-700);
}

.section-dark .btn-secondary:hover {
  background: var(--color-white);
  color: var(--color-black);
  border-color: var(--color-white);
}

.btn-arrow {
  position: relative;
}

.btn-arrow::after {
  content: "→";
  display: inline-block;
  margin-left: var(--space-1);
  transition: transform var(--duration-base) var(--ease-out);
}

.btn-arrow:hover::after {
  transform: translateX(4px);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-red);
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-base) var(--ease-out);
}

.link-arrow:hover {
  border-bottom-color: var(--color-red);
}

.link-arrow::after {
  content: "→";
  transition: transform var(--duration-base) var(--ease-out);
}

.link-arrow:hover::after {
  transform: translateX(3px);
}

/* ============================================
   Header / Navigation
   ============================================ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: saturate(180%) blur(24px);
  -webkit-backdrop-filter: saturate(180%) blur(24px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transition: background var(--duration-base) var(--ease-out);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: rgba(0, 0, 0, 0.08);
}

.nav-container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: var(--content-padding);
  padding-right: var(--content-padding);
}

.nav-logo {
  display: inline-flex;
  align-items: flex-start;
  gap: 0;
  font-weight: 600;
  font-size: var(--text-lg);
  letter-spacing: -0.01em;
  position: relative;
}

.nav-logo img {
  height: 120px;
  width: auto;
  display: block;
}

.nav-logo .logo-light { display: none; }

/* Trademark mark — small and discrete, tight against logo */
.logo-tm {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  line-height: 1;
  margin-top: 75px;
  margin-left: -2px;
  letter-spacing: 0;
  user-select: none;
}

.footer-logo-wrap {
  display: inline-flex;
  align-items: flex-start;
  gap: 0;
  margin-bottom: var(--space-5);
}

.logo-tm--footer {
  font-size: 22px;
  margin-top: 92px;
  margin-left: -2px;
  color: var(--color-text-tertiary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--duration-fast) var(--ease-out);
}

.nav-link:hover {
  color: var(--color-text-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-tertiary);
}

.lang-toggle .active {
  color: var(--color-text-primary);
}

.lang-toggle .divider {
  color: var(--color-gray-300);
}

.nav-cta {
  padding: 10px 18px;
  font-size: var(--text-sm);
  background: var(--color-red);
  color: var(--color-white);
  border-radius: var(--radius-full);
  font-weight: 500;
  transition: all var(--duration-base) var(--ease-out);
}

.nav-cta:hover {
  background: var(--color-red-hover);
  box-shadow: var(--shadow-red);
}

.nav-mobile-toggle {
  display: none;
}

@media (max-width: 900px) {
  .nav-links,
  .lang-toggle {
    display: none;
  }
  .nav-mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    height: 28px;
    align-items: center;
    justify-content: center;
  }
  .nav-mobile-toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--color-text-primary);
    transition: all var(--duration-base) var(--ease-out);
  }
}

/* ============================================
   Hero Section — Light theme with animated particles
   ============================================ */

.hero {
  min-height: 92vh;
  padding-top: calc(var(--header-height) + var(--space-8));
  padding-bottom: var(--space-12);
  display: flex;
  align-items: center;
  position: relative;
  background: linear-gradient(180deg, #FFFFFF 0%, #F5F5F5 100%);
  color: var(--color-text-primary);
  overflow: hidden;
}

/* Particle canvas — full hero coverage */
.hero-particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* Section particles (Founding Partner, Products, etc.) */
.section-particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* Soft red glow accents */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(248, 113, 113, 0.10) 0%, transparent 45%),
    radial-gradient(circle at 85% 75%, rgba(248, 113, 113, 0.07) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* Subtle grid pattern */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.025) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 90%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 980px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 7px 16px;
  background: rgba(248, 113, 113, 0.08);
  border: 1px solid rgba(248, 113, 113, 0.3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  color: #DC2626;
  margin-bottom: var(--space-6);
  animation: fadeUp 0.8s var(--ease-out) both;
}

.hero-eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--color-red);
  border-radius: 50%;
  animation: pulse 2s var(--ease-in-out) infinite;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
  animation: fadeUp 0.9s 0.1s var(--ease-out) both;
}

.hero h1 .accent {
  color: var(--color-red);
  font-style: normal;
}

.hero-subhead {
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-text-secondary);
  max-width: 760px;
  margin-bottom: var(--space-10);
  animation: fadeUp 0.9s 0.2s var(--ease-out) both;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  animation: fadeUp 0.9s 0.3s var(--ease-out) both;
}

.hero .btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border-color: rgba(0, 0, 0, 0.15);
}

.hero .btn-secondary:hover {
  background: var(--color-text-primary);
  color: var(--color-white);
  border-color: var(--color-text-primary);
}

@media (max-width: 600px) {
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-actions .btn {
    justify-content: center;
  }
}

/* ============================================
   Credentials Bar
   ============================================ */

.credentials {
  padding: var(--space-12) 0;
  background: var(--color-bg-light);
  border-top: 1px solid var(--color-gray-100);
  border-bottom: 1px solid var(--color-gray-100);
}

.credentials-eyebrow {
  text-align: center;
  margin-bottom: var(--space-10);
}

/* FEATURED CREDENTIAL — Federal Reserve highlight */
.credential-featured {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  margin-bottom: var(--space-10);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--duration-base) var(--ease-out);
}

.credential-featured::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-red) 0%, var(--color-red-dark) 100%);
}

.credential-featured::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -15%;
  width: 50%;
  height: 200%;
  background: radial-gradient(circle, rgba(248, 113, 113, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.credential-featured:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.credential-featured-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 14px;
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  color: #DC2626;
  margin-bottom: var(--space-6);
  position: relative;
  z-index: 1;
}

.credential-featured-badge::before {
  content: "★";
  font-size: 12px;
}

.credential-featured-content {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--space-8);
  align-items: center;
  position: relative;
  z-index: 1;
}

.credential-featured-stat {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-right: var(--space-6);
  border-right: 1px solid var(--color-gray-100);
}

.credential-featured-stat .stat-number {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 7vw, 5rem);
  font-weight: 700;
  color: var(--color-red);
  letter-spacing: -0.04em;
  line-height: 1;
}

.credential-featured-stat .stat-context {
  font-size: var(--text-base);
  color: var(--color-text-tertiary);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.credential-featured-text h3 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
}

.credential-featured-text p {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text-secondary);
}

@media (max-width: 800px) {
  .credential-featured-content {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }
  .credential-featured-stat {
    padding-right: 0;
    padding-bottom: var(--space-5);
    border-right: none;
    border-bottom: 1px solid var(--color-gray-100);
  }
}

.credentials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  align-items: stretch;
}

.credential-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-4);
  text-align: center;
  position: relative;
  transition: opacity var(--duration-base) var(--ease-out);
  color: inherit;
  text-decoration: none;
}

a.credential-item {
  cursor: pointer;
}

a.credential-item:hover {
  opacity: 0.92;
}

/* Vertical divider between items */
.credential-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 20%;
  bottom: 20%;
  width: 1px;
  background: var(--color-gray-100);
}

.credential-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-red);
  margin-bottom: var(--space-2);
  transition: transform var(--duration-base) var(--ease-out);
}

.credential-item:hover .credential-icon {
  transform: scale(1.08);
}

.credential-icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.credential-name {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.credential-role {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  line-height: 1.4;
}

@media (max-width: 900px) {
  .credentials-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
  }
  .credential-item:not(:last-child)::after {
    display: none;
  }
  .credential-item {
    border-bottom: 1px solid var(--color-gray-100);
    padding: var(--space-6) var(--space-4);
  }
  .credential-item:nth-last-child(-n+2) {
    border-bottom: none;
  }
}

@media (max-width: 600px) {
  .credentials-grid {
    grid-template-columns: 1fr;
  }
  .credential-item:not(:last-child) {
    border-bottom: 1px solid var(--color-gray-100);
  }
  .credential-item:last-child {
    border-bottom: none;
  }
}

/* ============================================
   Animations
   ============================================ */

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

@keyframes chartPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

/* Scroll-triggered fade in (applied via JS) */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Value Proposition Section
   ============================================ */

.value-prop {
  padding: var(--space-24) 0;
  background: var(--color-bg-light);
}

.value-prop-header {
  max-width: 880px;
  margin: 0 auto var(--space-16);
  text-align: center;
}

.value-prop-eyebrow {
  margin-bottom: var(--space-5);
}

.value-prop-heading {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
}

.value-prop-heading .accent {
  color: var(--color-red);
}

.value-prop-subtext {
  font-size: var(--text-lg);
  line-height: 1.55;
  color: var(--color-text-secondary);
  max-width: 680px;
  margin: 0 auto;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.pillar-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.pillar-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-slow) var(--ease-out);
}

.pillar-card:hover {
  border-color: var(--color-gray-200);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pillar-card:hover::before {
  transform: scaleX(1);
}

.pillar-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(229, 38, 41, 0.08);
  border-radius: var(--radius-md);
  color: var(--color-red);
  margin-bottom: var(--space-5);
}

.pillar-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.pillar-title {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  letter-spacing: -0.01em;
}

.pillar-description {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text-secondary);
}

@media (max-width: 900px) {
  .pillars-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  .value-prop {
    padding: var(--space-16) 0;
  }
}

/* ============================================
   Products Showcase Section
   ============================================ */

.products {
  padding: var(--space-24) 0;
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  position: relative;
  overflow: hidden;
}

.products::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 80% 20%, rgba(248, 113, 113, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(248, 113, 113, 0.04) 0%, transparent 40%);
  pointer-events: none;
}

.products-header {
  max-width: 880px;
  margin: 0 auto var(--space-20);
  text-align: center;
  position: relative;
  z-index: 1;
}

.products-eyebrow {
  margin-bottom: var(--space-5);
}

.products-heading {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-5);
}

.products-heading .accent {
  color: var(--color-red);
}

.products-subtext {
  font-size: var(--text-lg);
  line-height: 1.55;
  color: var(--color-text-secondary);
  max-width: 640px;
  margin: 0 auto;
}

.product-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  padding: var(--space-16) 0;
  position: relative;
  z-index: 1;
}

.product-block + .product-block {
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.product-block--reverse .product-content {
  order: 2;
}

.product-block--reverse .product-visual {
  order: 1;
}

.product-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 5px 12px;
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  color: #DC2626;
  margin-bottom: var(--space-5);
}

.product-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.product-tagline {
  font-size: var(--text-xl);
  line-height: 1.4;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-5);
  font-weight: 400;
}

.product-description {
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-6);
}

.product-features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.product-features li {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.product-features li::before {
  content: "";
  flex-shrink: 0;
  width: 7px;
  height: 7px;
  margin-top: 9px;
  background: var(--color-red);
  border-radius: 50%;
}

.product-features strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  font-weight: 500;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--color-red);
  transition: all var(--duration-base) var(--ease-out);
}

.product-link:hover {
  color: var(--color-red);
}

.product-link::after {
  content: "→";
  transition: transform var(--duration-base) var(--ease-out);
}

.product-link:hover::after {
  transform: translateX(4px);
}

/* Product Visual Container — now light cards */
.product-visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-white);
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ============================================
   Product 1 — Insta-Pay Transaction Card mockup
   ============================================ */

.mockup-transaction {
  width: 100%;
  height: 100%;
  padding: var(--space-6);
  background: linear-gradient(180deg, #FFFFFF 0%, #FAFAFA 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.transaction-card {
  width: 100%;
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}

.transaction-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-gray-100);
}

.transaction-id-block .label {
  font-size: 10px;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
  font-weight: 500;
}

.transaction-id-block .id {
  font-size: 11px;
  color: var(--color-text-secondary);
  font-family: var(--font-mono);
}

.transaction-status {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(22, 163, 74, 0.08);
  border: 1px solid rgba(22, 163, 74, 0.25);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 10px;
  color: #16A34A;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.transaction-status::before {
  content: "";
  width: 6px;
  height: 6px;
  background: #16A34A;
  border-radius: 50%;
  animation: pulse 2s var(--ease-in-out) infinite;
}

.transaction-parties {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  gap: var(--space-3);
}

.transaction-party {
  flex: 1;
}

.transaction-party.to {
  text-align: right;
}

.transaction-party .label {
  font-size: 10px;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
  font-weight: 500;
}

.transaction-party .name {
  font-size: 13px;
  color: var(--color-text-primary);
  font-weight: 600;
  margin-bottom: 2px;
}

.transaction-party .account {
  font-size: 10px;
  color: var(--color-text-tertiary);
  font-family: var(--font-mono);
}

.transaction-arrow {
  color: var(--color-red);
  font-size: 20px;
  flex-shrink: 0;
}

.transaction-amount {
  background: rgba(248, 113, 113, 0.06);
  border: 1px solid rgba(248, 113, 113, 0.25);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  text-align: center;
  margin-bottom: var(--space-4);
}

.transaction-amount .label {
  font-size: 11px;
  color: var(--color-text-tertiary);
  margin-bottom: 4px;
}

.transaction-amount .value {
  font-size: 26px;
  color: var(--color-text-primary);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.transaction-amount .currency {
  font-size: 12px;
  color: var(--color-text-tertiary);
  font-weight: 400;
  margin-left: 4px;
}

.transaction-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 10px;
  color: var(--color-text-tertiary);
  font-family: var(--font-mono);
}

.transaction-footer .timing {
  color: #16A34A;
}

/* ============================================
   Product 2 — Cockpit mockup (liquidity chart)
   ============================================ */

.mockup-cockpit {
  width: 100%;
  height: 100%;
  background: #FAFAFA;
  display: flex;
  flex-direction: column;
}

.mockup-cockpit-header {
  display: flex;
  align-items: center;
  padding: 14px 20px;
  background: var(--color-white);
  border-bottom: 1px solid #E5E5E5;
}

.mockup-cockpit-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-red);
  letter-spacing: -0.01em;
}

.mockup-cockpit-meta {
  margin-left: auto;
  font-size: 10px;
  color: #737373;
  font-family: var(--font-mono);
}

.mockup-cockpit-body {
  flex: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.mockup-cockpit-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.mockup-stat {
  padding: 10px 12px;
  background: var(--color-white);
  border: 1px solid #E5E5E5;
  border-radius: 6px;
}

.mockup-stat-label {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #737373;
  margin-bottom: 4px;
  font-weight: 500;
}

.mockup-stat-value {
  font-size: 14px;
  font-weight: 600;
  color: #0A0A0A;
  letter-spacing: -0.01em;
}

.mockup-stat-value .delta {
  font-size: 10px;
  color: #16A34A;
  margin-left: 4px;
  font-weight: 500;
}

.mockup-chart {
  flex: 1;
  position: relative;
  background: var(--color-white);
  border: 1px solid #E5E5E5;
  border-radius: 6px;
  padding: 12px;
  min-height: 100px;
}

.mockup-chart-svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Animated pulse dot on chart */
.chart-pulse-dot {
  animation: chartPulse 2s var(--ease-in-out) infinite;
}

/* ============================================
   Product 3 — QR Code flow mockup
   ============================================ */

.mockup-qr {
  width: 100%;
  height: 100%;
  padding: var(--space-6);
  background: linear-gradient(180deg, #FFFFFF 0%, #F5F5F5 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--space-5);
}

.mockup-qr-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  width: 100%;
}

.mockup-qr-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex: 1;
  max-width: 110px;
}

.mockup-qr-box {
  width: 100%;
  aspect-ratio: 1;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.mockup-qr-box svg {
  width: 50%;
  height: 50%;
  stroke: var(--color-red);
  fill: none;
  stroke-width: 1.5;
}

.mockup-qr-box.qr-pattern {
  background: var(--color-white);
  padding: 8px;
}

.mockup-qr-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: center;
}

.mockup-qr-arrow {
  color: var(--color-red);
  font-size: 18px;
  flex-shrink: 0;
}

.mockup-qr-message {
  width: 100%;
  background: rgba(248, 113, 113, 0.06);
  border: 1px solid rgba(248, 113, 113, 0.25);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mockup-qr-message .badge {
  font-size: 9px;
  font-weight: 600;
  color: #DC2626;
  background: rgba(248, 113, 113, 0.18);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.05em;
}

/* ============================================
   Responsive — Products
   ============================================ */

@media (max-width: 900px) {
  .product-block {
    grid-template-columns: 1fr;
    gap: var(--space-8);
    padding: var(--space-10) 0;
  }
  .product-block--reverse .product-content {
    order: 1;
  }
  .product-block--reverse .product-visual {
    order: 0;
  }
  .products {
    padding: var(--space-16) 0;
  }
  .products-header {
    margin-bottom: var(--space-12);
  }
}

/* ============================================
   Our DNA Section
   ============================================ */

.our-dna {
  padding: var(--space-24) 0;
  background: var(--color-bg-light);
  position: relative;
  overflow: hidden;
}

.dna-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.dna-content .eyebrow {
  margin-bottom: var(--space-5);
}

.dna-heading {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
}

.dna-heading .accent {
  color: var(--color-red);
}

.dna-body {
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

.dna-body strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

.dna-tagline {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.4;
  letter-spacing: -0.015em;
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-gray-200);
}

/* Stats card */
.dna-stats-card {
  background: var(--color-white);
  color: var(--color-text-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-gray-100);
  box-shadow: var(--shadow-md);
}

.dna-stats-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-red) 0%, var(--color-red-dark) 100%);
}

.dna-stats-card::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(circle, rgba(248, 113, 113, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.dna-stats-header {
  position: relative;
  z-index: 1;
  padding-bottom: var(--space-5);
  margin-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-gray-100);
}

.dna-stats-header .label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #DC2626;
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.dna-stats-header .title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.dna-stats-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  position: relative;
  z-index: 1;
}

.dna-stat {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-gray-100);
}

.dna-stat:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.dna-stat-label {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.4;
  flex: 1;
  max-width: 60%;
}

.dna-stat-value {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.035em;
  line-height: 1;
}

.dna-stat-value .plus {
  color: var(--color-red);
}

.dna-stats-footer {
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-gray-100);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  line-height: 1.5;
  font-style: normal;
  position: relative;
  z-index: 1;
}

@media (max-width: 900px) {
  .dna-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  .our-dna {
    padding: var(--space-16) 0;
  }
}

/* ============================================
   Why JJ4Tech Section
   ============================================ */

.why-section {
  padding: var(--space-24) 0;
  background: var(--color-bg-white);
}

.why-header {
  max-width: 720px;
  margin: 0 auto var(--space-16);
  text-align: center;
}

.why-eyebrow {
  margin-bottom: var(--space-5);
}

.why-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-5);
}

.why-heading .accent {
  color: var(--color-red);
}

.why-subhead {
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.why-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 920px;
  margin: 0 auto;
}

.why-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--space-8);
  align-items: flex-start;
  padding: var(--space-10) 0;
  border-bottom: 1px solid var(--color-gray-100);
  transition: padding-left var(--duration-base) var(--ease-out);
}

.why-item:last-child {
  border-bottom: none;
}

.why-item:hover {
  padding-left: var(--space-3);
}

.why-number {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 700;
  color: var(--color-red);
  line-height: 0.9;
  letter-spacing: -0.04em;
}

.why-content-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.why-content-body {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text-secondary);
  max-width: 580px;
}

@media (max-width: 700px) {
  .why-item {
    grid-template-columns: 1fr;
    gap: var(--space-3);
    padding: var(--space-8) 0;
  }
  .why-item:hover {
    padding-left: 0;
  }
  .why-section {
    padding: var(--space-16) 0;
  }
}

/* ============================================
   Founding Partner Section
   ============================================ */

.founding-partner {
  padding: var(--space-24) 0;
  background: linear-gradient(135deg, #FAFAFA 0%, #F0F0F0 100%);
  color: var(--color-text-primary);
  position: relative;
  overflow: hidden;
}

.founding-partner::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(248, 113, 113, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(248, 113, 113, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.founding-partner::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

.founding-content {
  position: relative;
  z-index: 1;
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}

.founding-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 7px 18px;
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.35);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: #DC2626;
  margin-bottom: var(--space-8);
}

.founding-eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--color-red);
  border-radius: 50%;
  animation: pulse 2s var(--ease-in-out) infinite;
}

.founding-heading {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
}

.founding-heading .accent {
  color: var(--color-red);
}

.founding-body {
  font-size: var(--text-xl);
  line-height: 1.5;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-10);
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.founding-body strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

.founding-cta-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
}

.founding-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 18px 36px;
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.005em;
  background: var(--color-red);
  color: var(--color-white);
  border-radius: var(--radius-full);
  transition: all var(--duration-base) var(--ease-out);
  box-shadow: 0 8px 28px rgba(248, 113, 113, 0.35);
}

.founding-cta:hover {
  background: var(--color-red-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(248, 113, 113, 0.45);
}

.founding-cta::after {
  content: "→";
  transition: transform var(--duration-base) var(--ease-out);
}

.founding-cta:hover::after {
  transform: translateX(6px);
}

.founding-email {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

.founding-email a {
  color: var(--color-text-primary);
  font-weight: 600;
  border-bottom: 1px solid rgba(0, 0, 0, 0.15);
  transition: border-color var(--duration-base) var(--ease-out);
}

.founding-email a:hover {
  border-bottom-color: var(--color-red);
}

@media (max-width: 700px) {
  .founding-partner {
    padding: var(--space-16) 0;
  }
}

/* ============================================
   Footer
   ============================================ */

.site-footer {
  background: var(--color-bg-secondary);
  color: var(--color-text-secondary);
  padding: var(--space-16) 0 var(--space-8);
  border-top: 1px solid var(--color-gray-100);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

.footer-brand img {
  height: 150px;
  width: auto;
  display: block;
  /* Logo mantém cores originais — não inverter mais */
}

.footer-tagline {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: 320px;
}

.footer-tagline-line {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.4;
  letter-spacing: -0.005em;
  margin: 0;
}

.footer-tagline-line--primary {
  color: var(--color-text-primary);
  font-weight: 600;
}

.footer-tagline-line--secondary {
  color: var(--color-text-tertiary);
  font-weight: 400;
}

.footer-col h4 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-4);
  font-weight: 600;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-col a {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: color var(--duration-fast) var(--ease-out);
}

.footer-col a:hover {
  color: var(--color-red);
}

.footer-address {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  font-style: normal;
}

.footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copyright {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.footer-social {
  display: flex;
  gap: var(--space-4);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  transition: all var(--duration-base) var(--ease-out);
}

.footer-social a:hover {
  background: var(--color-text-primary);
  color: var(--color-white);
  border-color: var(--color-text-primary);
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Utilities
   ============================================ */

.text-center { text-align: center; }
.text-left { text-align: left; }

.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-10 { margin-bottom: var(--space-10); }
.mb-12 { margin-bottom: var(--space-12); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================
   Internal Product Pages — Shared Layout
   ============================================ */

/* Page Hero (smaller than home hero) */
.page-hero {
  padding-top: calc(var(--header-height) + var(--space-12));
  padding-bottom: var(--space-16);
  background: linear-gradient(180deg, #FFFFFF 0%, #F5F5F5 100%);
  color: var(--color-text-primary);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 30% 40%, rgba(248, 113, 113, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 60%, rgba(248, 113, 113, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.page-hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.page-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 7px 16px;
  background: rgba(248, 113, 113, 0.08);
  border: 1px solid rgba(248, 113, 113, 0.3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  color: #DC2626;
  margin-bottom: var(--space-6);
}

.page-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  line-height: 1;
  letter-spacing: -0.04em;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-5);
}

.page-hero-title sup {
  font-size: 0.4em;
  font-weight: 400;
  color: var(--color-text-tertiary);
  letter-spacing: 0;
}

.page-hero-tagline {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  line-height: 1.4;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  max-width: 720px;
  font-weight: 400;
}

.page-hero-description {
  font-size: var(--text-lg);
  line-height: 1.65;
  color: var(--color-text-tertiary);
  max-width: 720px;
}

/* Breadcrumb */
.breadcrumb {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-8);
}

.breadcrumb a {
  color: var(--color-text-secondary);
  transition: color var(--duration-base) var(--ease-out);
}

.breadcrumb a:hover {
  color: var(--color-red);
}

.breadcrumb .separator {
  color: var(--color-gray-300);
}

.breadcrumb .current {
  color: var(--color-red);
  font-weight: 500;
}

/* Section with title + content */
.page-section {
  padding: var(--space-20) 0;
}

.page-section.section-alt {
  background: var(--color-bg-light);
}

.page-section.section-dark {
  background: var(--color-bg-dark);
  color: var(--color-text-inverted);
}

.section-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-weight: 700;
  margin-bottom: var(--space-5);
}

.section-heading .accent {
  color: var(--color-red);
}

.section-intro {
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-text-secondary);
  max-width: 720px;
  margin-bottom: var(--space-12);
}

.section-dark .section-intro {
  color: var(--color-gray-300);
}

/* Capability cards grid */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

.capability-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--duration-base) var(--ease-out);
}

.capability-card:hover {
  border-color: var(--color-gray-200);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.section-dark .capability-card {
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(255, 255, 255, 0.08);
}

.section-dark .capability-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.15);
}

.capability-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(229, 38, 41, 0.08);
  border-radius: var(--radius-md);
  color: var(--color-red);
  margin-bottom: var(--space-5);
}

.capability-icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.capability-title {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  letter-spacing: -0.01em;
}

.section-dark .capability-title {
  color: var(--color-white);
}

.capability-description {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.section-dark .capability-description {
  color: var(--color-gray-300);
}

@media (max-width: 800px) {
  .capabilities-grid {
    grid-template-columns: 1fr;
  }
}

/* Use Cases — alternating split layout */
.use-case-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--color-gray-100);
}

.use-case-block:last-child {
  border-bottom: none;
}

.use-case-block--reverse .use-case-content {
  order: 2;
}

.use-case-block--reverse .use-case-visual {
  order: 1;
}

.use-case-eyebrow {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-red);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.use-case-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.use-case-description {
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text-secondary);
}

.use-case-visual {
  background: var(--color-gray-50);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-gray-100);
  position: relative;
  overflow: hidden;
}

@media (max-width: 800px) {
  .use-case-block {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    padding: var(--space-8) 0;
  }
  .use-case-block--reverse .use-case-content {
    order: 1;
  }
  .use-case-block--reverse .use-case-visual {
    order: 0;
  }
}

/* CTA Section (bottom of internal pages) */
.page-cta {
  padding: var(--space-20) 0;
  background: linear-gradient(135deg, #FAFAFA 0%, #F0F0F0 100%);
  color: var(--color-text-primary);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 50% 50%, rgba(248, 113, 113, 0.10) 0%, transparent 60%);
  pointer-events: none;
}

.page-cta-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
}

.page-cta-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-5);
}

.page-cta-heading .accent {
  color: var(--color-red);
}

.page-cta-body {
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
}

.page-cta-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

.page-cta .btn-primary {
  padding: 16px 32px;
  font-size: var(--text-base);
}

.page-cta .btn-secondary {
  padding: 16px 32px;
  font-size: var(--text-base);
  background: transparent;
  color: var(--color-text-primary);
  border-color: rgba(0, 0, 0, 0.15);
}

.page-cta .btn-secondary:hover {
  background: var(--color-text-primary);
  color: var(--color-white);
  border-color: var(--color-text-primary);
}

/* Stats row (small, inline) */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  padding: var(--space-12) 0;
  border-top: 1px solid var(--color-gray-100);
  border-bottom: 1px solid var(--color-gray-100);
  margin: var(--space-16) 0;
}

.section-dark .stats-row {
  border-color: rgba(255, 255, 255, 0.08);
}

.stat-item {
  text-align: center;
}

.stat-value {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--color-red);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.4;
  max-width: 220px;
  margin: 0 auto;
}

.section-dark .stat-label {
  color: var(--color-gray-300);
}

@media (max-width: 700px) {
  .stats-row {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

/* Status notice (for X9 pending standard) */
.status-notice {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: rgba(229, 38, 41, 0.06);
  border: 1px solid rgba(229, 38, 41, 0.2);
  border-left: 3px solid var(--color-red);
  border-radius: var(--radius-md);
  margin: var(--space-8) 0;
}

.status-notice-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--color-red);
}

.status-notice-icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
}

.status-notice-content {
  flex: 1;
}

.status-notice-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
  letter-spacing: -0.005em;
}

.section-dark .status-notice-title {
  color: var(--color-white);
}

.status-notice-body {
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-text-secondary);
}

.section-dark .status-notice-body {
  color: var(--color-gray-300);
}

/* ============================================
   About Page — Team
   ============================================ */

.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  max-width: 920px;
  margin: 0 auto;
}

.team-member {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-10);
  align-items: flex-start;
  padding: var(--space-10) 0;
  border-bottom: 1px solid var(--color-gray-100);
}

.team-member:last-child {
  border-bottom: none;
}

/* Accent variant — used to visually distinguish a team member with a different
   company role (e.g. Caroline as JJ4Tech-only co-founder vs the JD/JJ founders). */
.team-member--accent {
  position: relative;
  padding: var(--space-10);
  margin-top: var(--space-6);
  border-bottom: none;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, #FFFFFF 0%, #F5F5F5 100%);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.team-member--accent::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 30% 40%, rgba(248, 113, 113, 0.10) 0%, transparent 50%),
    radial-gradient(circle at 80% 60%, rgba(248, 113, 113, 0.06) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

.team-member--accent > * {
  position: relative;
  z-index: 1;
}

/* When the accent card follows a regular team-member, hide the divider above it */
.team-member:has(+ .team-member--accent) {
  border-bottom: none;
}

.team-member-photo {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.team-member-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  position: relative;
  z-index: 1;
}

/* Zoom modifier — for photos where the subject is too small/far in the frame */
.team-member-photo--zoom img {
  transform: scale(1.32);
  object-position: center 38%;
  transform-origin: center 38%;
}

.team-member-name {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-bottom: var(--space-2);
}

.team-member-role {
  font-size: var(--text-base);
  color: var(--color-red);
  font-weight: 600;
  margin-bottom: var(--space-5);
  letter-spacing: -0.005em;
}

.team-member-bio {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.team-member-bio strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

@media (max-width: 800px) {
  .team-member {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }
  .team-member-photo {
    max-width: 180px;
  }
  .team-member-initial {
    font-size: 3.5rem;
  }
}

/* About — Contact block */
.contact-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  margin-top: var(--space-12);
  padding: var(--space-10);
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.contact-item h4 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-tertiary);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.contact-item p,
.contact-item address {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  font-style: normal;
}

.contact-item a {
  color: var(--color-red);
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-base) var(--ease-out);
}

.contact-item a:hover {
  border-bottom-color: var(--color-red);
}

@media (max-width: 700px) {
  .contact-block {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    padding: var(--space-6);
  }
}

/* About — Awards */
.awards-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.award-item {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-text-secondary);
  padding: 10px 0;
  border-top: 1px solid var(--color-gray-100);
}

.award-item:first-child {
  border-top: none;
}

.award-item::before {
  content: "★";
  flex-shrink: 0;
  color: var(--color-red);
  font-size: 14px;
  margin-top: 2px;
}

/* ============================================
   KNOWLEDGE CENTER — Featured episode, content cards, filters
   ============================================ */

/* Featured episode — large hero block with embed + description */
.featured-episode {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-10);
  align-items: center;
  padding: var(--space-10);
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.featured-episode-video {
  width: 100%;
}

.video-embed-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--color-gray-900);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.video-embed-wrapper iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.featured-episode-content {
  display: flex;
  flex-direction: column;
}

.featured-episode-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin-bottom: var(--space-3);
}

.featured-episode-host {
  font-size: var(--text-base);
  color: var(--color-red);
  font-weight: 600;
  margin-bottom: var(--space-5);
  letter-spacing: -0.005em;
}

.featured-episode-description {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

.featured-episode-description strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

.featured-episode-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

@media (max-width: 960px) {
  .featured-episode {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    padding: var(--space-6);
  }
}

/* Content tag pills */
.content-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-red);
  background: var(--color-red-tint);
  border-radius: 999px;
  border: 1px solid rgba(248, 113, 113, 0.2);
}

.content-tag--small {
  padding: 2px 10px;
  font-size: 0.6875rem;
}

/* Filter buttons */
.content-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  margin-bottom: var(--space-10);
  padding: var(--space-2);
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: 999px;
  max-width: max-content;
  margin-left: auto;
  margin-right: auto;
  box-shadow: var(--shadow-sm);
}

.content-filter {
  padding: 10px 20px;
  font-family: inherit;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  background: transparent;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
  letter-spacing: -0.005em;
}

.content-filter:hover {
  color: var(--color-text-primary);
  background: var(--color-gray-50);
}

.content-filter.active {
  color: var(--color-white);
  background: var(--color-text-primary);
}

.content-filter.active:hover {
  background: var(--color-text-primary);
}

/* Content grid */
.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: var(--space-6);
}

.content-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out);
  box-shadow: var(--shadow-sm);
}

.content-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-gray-200);
}

.content-card.is-hidden {
  display: none;
}

/* Card thumbnail (clickable, with play overlay) */
.content-card-media {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  background: var(--color-gray-900);
  overflow: hidden;
  text-decoration: none;
}

.content-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--duration-slow) var(--ease-out),
              opacity var(--duration-base) var(--ease-out);
}

.content-card:hover .content-card-media img {
  transform: scale(1.04);
  opacity: 0.92;
}

.content-card-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  background: rgba(0, 0, 0, 0.7);
  border: 2px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: all var(--duration-base) var(--ease-out);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.content-card:hover .content-card-play {
  background: var(--color-red);
  border-color: var(--color-red);
  transform: translate(-50%, -50%) scale(1.08);
}

.content-card-play svg {
  width: 24px;
  height: 24px;
  margin-left: 3px; /* visual centering of play triangle */
}

.content-card-platform {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  padding: 4px 10px;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-white);
  background: rgba(0, 0, 0, 0.7);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  letter-spacing: 0.02em;
}

/* Card body */
.content-card-body {
  padding: var(--space-5) var(--space-5) var(--space-6);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.content-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.content-card-duration {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  letter-spacing: 0.02em;
}

.content-card-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.3;
  letter-spacing: -0.015em;
  margin-bottom: var(--space-2);
}

.content-card-host {
  font-size: var(--text-sm);
  color: var(--color-red);
  font-weight: 600;
  margin-bottom: var(--space-3);
  letter-spacing: -0.005em;
}

.content-card-description {
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
  flex: 1;
}

/* Chapters (collapsible) */
.content-card-chapters {
  margin: 0 0 var(--space-4);
  font-size: var(--text-sm);
}

.content-card-chapters summary {
  cursor: pointer;
  color: var(--color-text-primary);
  font-weight: 600;
  padding: 8px 0;
  border-top: 1px solid var(--color-gray-100);
  border-bottom: 1px solid var(--color-gray-100);
  list-style: none;
  position: relative;
  padding-right: 20px;
  transition: color var(--duration-base) var(--ease-out);
}

.content-card-chapters summary::-webkit-details-marker {
  display: none;
}

.content-card-chapters summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-weight: 400;
  font-size: var(--text-lg);
  color: var(--color-text-tertiary);
  transition: transform var(--duration-base) var(--ease-out);
}

.content-card-chapters[open] summary::after {
  content: "−";
}

.content-card-chapters summary:hover {
  color: var(--color-red);
}

.content-card-chapters ul {
  list-style: none;
  padding: var(--space-3) 0 var(--space-2);
  margin: 0;
}

.content-card-chapters li {
  padding: 4px 0;
  font-size: var(--text-sm);
}

.content-card-chapters a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--duration-base) var(--ease-out);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

.content-card-chapters a:hover {
  color: var(--color-red);
}

/* Card link (bottom CTA inside card) */
.content-card-link {
  margin-top: auto;
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  letter-spacing: -0.005em;
  transition: color var(--duration-base) var(--ease-out);
}

.content-card-link:hover {
  color: var(--color-red);
}

/* Spotify embed */
.spotify-embed-wrapper {
  max-width: 880px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.spotify-embed-wrapper iframe {
  display: block;
  border: 0;
  border-radius: var(--radius-lg);
}

/* Responsive — content grid */
@media (max-width: 720px) {
  .content-grid {
    grid-template-columns: 1fr;
  }
  .content-filters {
    width: 100%;
    max-width: 100%;
    justify-content: stretch;
  }
  .content-filter {
    flex: 1;
    padding: 10px 12px;
    font-size: var(--text-xs);
  }
}