/* =============================================
   DESIGN SYSTEM — Thai Hoa Dang Personal Site
   ============================================= */

:root {
  --color-crimson: #7A0E1E;
  --color-crimson-deep: #4A0812;
  --color-crimson-muted: #A87878;
  --color-ivory: #F7F3EF;
  --color-beige: #ECE7E1;
  --color-gray-warm: #D7D2CC;
  --color-charcoal: #2C2C2C;
  --color-white: #FFFFFF;

  --gradient-crimson: linear-gradient(135deg, #7A0E1E, #4A0812);
  --gradient-hero: linear-gradient(135deg, #4A0812 0%, #7A0E1E 50%, #6B1525 100%);
  --gradient-section: linear-gradient(180deg, #F7F3EF 0%, #ECE7E1 100%);
  --gradient-overlay: linear-gradient(135deg, rgba(74,8,18,0.88) 0%, rgba(122,14,30,0.65) 100%);

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, sans-serif;

  --section-padding: clamp(5rem, 10vw, 9rem);
  --container-max: 1280px;
  --container-padding: clamp(1.5rem, 5vw, 4rem);

  --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-fast: all 0.2s ease;

  --shadow-card: 0 8px 32px rgba(74, 8, 18, 0.09);
  --shadow-card-hover: 0 20px 56px rgba(74, 8, 18, 0.18);
  --shadow-nav: 0 2px 24px rgba(74, 8, 18, 0.1);

  --radius-card: 16px;
  --radius-btn: 50px;
}

/* =============================================
   RESET & BASE
   ============================================= */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--color-charcoal);
  background-color: var(--color-ivory);
  line-height: 1.75;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  background: none;
}

/* =============================================
   TYPOGRAPHY
   ============================================= */

.section-heading {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  color: var(--color-charcoal);
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
}

.section-heading-crimson {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--color-crimson);
  letter-spacing: -0.02em;
}

.section-intro {
  font-size: 1.1rem;
  color: #5a5a5a;
  max-width: 640px;
  line-height: 1.8;
  margin-bottom: 3rem;
}

.section-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--section-padding) var(--container-padding);
}

.label-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-crimson);
  margin-bottom: 1rem;
}

.section-label {
  margin-bottom: 0.5rem;
}

/* =============================================
   NAVIGATION
   ============================================= */

#site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}

#main-nav {
  width: 100%;
  transition: var(--transition-smooth);
  background: transparent;
}

#main-nav.scrolled {
  background: rgba(247, 243, 239, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-nav);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 1.25rem var(--container-padding);
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.01em;
  transition: var(--transition-fast);
  white-space: nowrap;
  flex-shrink: 0;
}

#main-nav.scrolled .nav-logo {
  color: var(--color-crimson-deep);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
  justify-content: center;
  flex-wrap: wrap;
}

.nav-link {
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  padding: 0.35rem 0.65rem;
  border-radius: 4px;
  transition: var(--transition-fast);
  position: relative;
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0.65rem;
  right: 0.65rem;
  height: 1.5px;
  background: var(--color-crimson-muted);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

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

#main-nav.scrolled .nav-link {
  color: var(--color-charcoal);
}

#main-nav.scrolled .nav-link:hover {
  color: var(--color-crimson);
}

#main-nav.scrolled .nav-link::after {
  background: var(--color-crimson);
}

.btn-nav {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-btn);
  border: 1.5px solid rgba(255,255,255,0.6);
  color: var(--color-white);
  transition: var(--transition-fast);
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-nav:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--color-white);
}

#main-nav.scrolled .btn-nav {
  border-color: var(--color-crimson);
  color: var(--color-crimson);
}

#main-nav.scrolled .btn-nav:hover {
  background: var(--color-crimson);
  color: var(--color-white);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  margin-left: auto;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: var(--transition-fast);
}

#main-nav.scrolled .nav-hamburger span {
  background: var(--color-charcoal);
}

/* =============================================
   BUTTONS
   ============================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-btn);
  transition: var(--transition-smooth);
  letter-spacing: 0.01em;
  cursor: pointer;
  text-decoration: none;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--gradient-crimson);
  color: var(--color-white);
  border-color: transparent;
  box-shadow: 0 4px 20px rgba(165, 28, 48, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(165, 28, 48, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-white);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: rgba(255, 255, 255, 0.75);
  border-color: transparent;
  font-weight: 400;
  font-size: 0.85rem;
  padding: 0.85rem 1.25rem;
}

.btn-ghost:hover {
  color: var(--color-white);
}

.btn-full {
  width: 100%;
}

/* =============================================
   HERO SECTION
   ============================================= */

.hero-wrapper {
  position: relative;
  min-height: 100vh;
  background: var(--gradient-hero);
  display: flex;
  align-items: center;
  overflow: hidden;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: calc(var(--container-padding) + 5rem) var(--container-padding) var(--container-padding);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero-text {
  color: var(--color-white);
}

.hero-name {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  color: var(--color-white);
}

.hero-sub {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  font-weight: 400;
  font-style: italic;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 1.5rem;
  line-height: 1.3;
}

.hero-tagline {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 2.5rem;
  max-width: 480px;
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

/* Portrait */
.hero-portrait {
  display: flex;
  justify-content: center;
}

.portrait-frame {
  position: relative;
  width: min(420px, 100%);
  aspect-ratio: 3/4;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.4);
}

/* =============================================
   VIDEO HERO — Full-bleed cinematic, first on page
   ============================================= */

.video-hero {
  position: relative;
  width: 100%;
  /* 100svh = true viewport height on mobile (excludes browser chrome) */
  height: 100svh;
  height: 100vh; /* fallback for older browsers */
  height: 100svh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

#hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: brightness(0.82);
}

/* Gradient vignette bottom for text legibility */
.video-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.15) 0%,
    transparent 30%,
    transparent 55%,
    rgba(0,0,0,0.55) 100%
  );
  z-index: 1;
  pointer-events: none;
}

.video-hero-text {
  position: relative;
  z-index: 2;
  padding: clamp(1.5rem, 5vw, 4rem);
  padding-bottom: clamp(2rem, 7vw, 5rem);
  animation: fadeUp 1s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.4s both;
}

.video-hero-tag {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-crimson-muted);
  margin-bottom: 0.75rem;
}

.video-hero-caption {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 6vw, 5rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 12px rgba(0,0,0,0.4);
  max-width: min(700px, 90vw);
}

/* Scroll cue arrow */
.video-scroll-cue {
  position: absolute;
  bottom: clamp(1.25rem, 3vw, 2rem);
  right: clamp(1.25rem, 4vw, 3rem);
  z-index: 3;
  color: rgba(255,255,255,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1.5px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  transition: var(--transition-fast);
  animation: float 2.5s ease-in-out infinite;
}

.video-scroll-cue:hover {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.08);
}

.portrait-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.portrait-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(107, 19, 33, 0.15) 0%,
    rgba(165, 28, 48, 0.1) 50%,
    rgba(107, 19, 33, 0.3) 100%
  );
}

.portrait-grain {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  background-size: 256px;
  opacity: 0.5;
  pointer-events: none;
}

/* =============================================
   ME SECTION — ABOUT, SHAPES, PHILOSOPHY
   ============================================= */

#me .about-block {
  background: var(--color-ivory);
  text-align: center;
  padding-top: clamp(4rem, 8vw, 7rem);
  padding-bottom: clamp(4rem, 8vw, 7rem);
}

.about-label {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.label-line {
  display: block;
  width: 60px;
  height: 1px;
  background: var(--color-crimson-muted);
}

.about-text {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: #4a4a4a;
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.9;
}

/* What Shapes Me */
#me .shapes-block {
  background: var(--color-beige);
}

.shapes-block .section-heading {
  text-align: center;
  margin-bottom: 3rem;
}

.shapes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.shape-card {
  background: var(--color-ivory);
  padding: 2rem 1.75rem;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
  border: 1px solid rgba(165, 28, 48, 0.07);
}

.shape-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(165, 28, 48, 0.2);
}

.shape-icon {
  color: var(--color-crimson);
  margin-bottom: 1.25rem;
}

.shape-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: 0.75rem;
}

.shape-desc {
  font-size: 0.9rem;
  color: #5a5a5a;
  line-height: 1.7;
}

/* Quote Block */
.quote-block {
  background: var(--gradient-crimson);
  padding: clamp(4rem, 8vw, 7rem) var(--container-padding);
  text-align: center;
}

.hero-quote {
  max-width: 800px;
  margin: 0 auto;
}

.hero-quote p {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
  font-weight: 400;
  font-style: italic;
  color: var(--color-white);
  line-height: 1.5;
  letter-spacing: -0.01em;
}

/* My Philosophy */
#me .philosophy-block {
  background: var(--color-ivory);
}

.philosophy-block .section-heading {
  text-align: center;
  margin-bottom: 3rem;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.philosophy-card {
  padding: 2.5rem 2rem;
  border-radius: var(--radius-card);
  background: var(--color-beige);
  position: relative;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
}

.philosophy-card:hover {
  background: var(--color-ivory);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(165, 28, 48, 0.12);
  transform: translateY(-4px);
}

.phil-number {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-crimson-muted);
  display: block;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.phil-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: 0.75rem;
}

.phil-desc {
  font-size: 0.9rem;
  color: #5a5a5a;
  line-height: 1.75;
}

/* =============================================
   PROJECTS SECTION
   ============================================= */

#projects {
  background: var(--color-beige);
}

/* =============================================
   AI LAB SECTION
   ============================================= */

#ai-lab {
  background: var(--color-ivory);
}

.lab-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.lab-card {
  background: var(--color-white);
  border: 1px solid rgba(165, 28, 48, 0.08);
  border-radius: var(--radius-card);
  padding: 2rem;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-card);
}

.lab-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(165, 28, 48, 0.2);
}

.lab-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.25rem;
}

.lab-icon {
  color: var(--color-crimson);
  width: 48px;
  height: 48px;
  background: rgba(165, 28, 48, 0.07);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lab-tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-crimson-muted);
}

.lab-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: 0.75rem;
}

.lab-desc {
  font-size: 0.88rem;
  color: #5a5a5a;
  line-height: 1.7;
}

/* =============================================
   ATHLETE MODE SECTION
   ============================================= */

#athlete {
  background: var(--gradient-crimson);
}

#athlete .section-label .label-tag {
  color: rgba(255, 255, 255, 0.7);
}

#athlete .section-heading {
  color: var(--color-white);
}

#athlete .section-intro {
  color: rgba(255, 255, 255, 0.8);
}

.athlete-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.athlete-item {
  margin-bottom: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.athlete-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.athlete-item-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.athlete-item p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.75;
}

/* Mindset Module */
.mindset-module {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  padding: 2.5rem;
  backdrop-filter: blur(8px);
}

.mindset-heading {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.mindset-intro {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 1.75rem;
  line-height: 1.6;
}

.mindset-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.mindset-btn {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-btn);
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  color: rgba(255, 255, 255, 0.75);
  background: transparent;
  transition: var(--transition-fast);
  cursor: pointer;
}

.mindset-btn:hover,
.mindset-btn.active {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--color-white);
  color: var(--color-white);
}

.mindset-display {
  min-height: 120px;
}

.mindset-content {
  display: none;
  animation: fadeIn 0.4s ease;
}

.mindset-content.active {
  display: block;
}

.mindset-icon {
  display: block;
  font-size: 1.5rem;
  color: var(--color-crimson-muted);
  margin-bottom: 1rem;
}

.mindset-content p {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
}

/* =============================================
   RESEARCH SECTION
   ============================================= */

#research {
  background: var(--color-beige);
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.research-card {
  background: var(--color-ivory);
  border-radius: var(--radius-card);
  padding: 2rem;
  border: 1px solid rgba(165, 28, 48, 0.07);
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
}

.research-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(165, 28, 48, 0.18);
}

.research-tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-crimson);
  margin-bottom: 0.75rem;
}

.research-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.research-desc {
  font-size: 0.88rem;
  color: #5a5a5a;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.research-meta {
  font-size: 0.78rem;
  color: var(--color-crimson-muted);
  font-weight: 500;
  border-top: 1px solid var(--color-gray-warm);
  padding-top: 1rem;
}

/* =============================================
   STAGE SECTION
   ============================================= */

#stage {
  background: var(--color-ivory);
}

.stage-featured {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 3rem;
  background: var(--color-charcoal);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-card-hover);
}

.stage-photo-wrap {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.stage-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.stage-photo-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-overlay);
}

.stage-featured-text {
  padding: 3rem;
  color: var(--color-white);
}

.stage-event-tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-crimson-muted);
  margin-bottom: 1rem;
}

.stage-event-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1.25rem;
  line-height: 1.2;
}

.stage-featured-text p {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.75;
}

.stage-highlights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.stage-card {
  background: var(--color-beige);
  border-radius: var(--radius-card);
  padding: 2rem;
  border: 1px solid rgba(165, 28, 48, 0.07);
  transition: var(--transition-smooth);
}

.stage-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(165, 28, 48, 0.18);
}

.stage-card-type {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-crimson);
  display: block;
  margin-bottom: 0.75rem;
}

.stage-card-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: 0.75rem;
}

.stage-card p {
  font-size: 0.88rem;
  color: #5a5a5a;
  line-height: 1.7;
}

/* =============================================
   ACHIEVEMENTS SECTION
   ============================================= */

#achievements {
  background: var(--color-beige);
}

.achievement-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 3.5rem;
  background: var(--gradient-crimson);
  border-radius: 20px;
  padding: 2.5rem;
}

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

.stat-count {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-block .stat-label {
  font-size: 0.78rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.05em;
}

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.achievement-card {
  background: var(--color-ivory);
  border-radius: var(--radius-card);
  padding: 2rem;
  border: 1px solid rgba(165, 28, 48, 0.07);
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
}

.achievement-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(165, 28, 48, 0.18);
}

.ach-category {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-crimson);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(165, 28, 48, 0.12);
}

.ach-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.ach-list li {
  font-size: 0.88rem;
  color: var(--color-charcoal);
  line-height: 1.5;
  padding-left: 1rem;
  position: relative;
}

.ach-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-crimson-muted);
}

/* =============================================
   JOURNEY SECTION
   ============================================= */

#journey {
  background: var(--color-charcoal);
}

#journey .section-label .label-tag {
  color: var(--color-crimson-muted);
}

#journey .section-heading {
  color: var(--color-white);
}

#journey .section-intro {
  color: rgba(255, 255, 255, 0.6);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline-line {
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--color-crimson) 5%, var(--color-crimson) 95%, transparent);
}

.timeline-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 2rem;
  margin-bottom: 3.5rem;
  align-items: start;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-crimson);
  border: 3px solid var(--color-charcoal);
  box-shadow: 0 0 0 2px var(--color-crimson);
  margin-top: 0.35rem;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  justify-self: center;
}

.timeline-year {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-crimson-muted);
  margin-bottom: 0.5rem;
}

.timeline-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.timeline-content p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.75;
}

/* =============================================
   CONTACT SECTION
   ============================================= */

#contact {
  background: var(--color-ivory);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 5rem;
  align-items: start;
}

.contact-links-heading {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: 2rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-gray-warm);
  color: var(--color-charcoal);
  transition: var(--transition-fast);
}

.contact-link:last-child {
  border-bottom: none;
}

.contact-link:hover {
  color: var(--color-crimson);
}

.contact-link:hover .contact-link-icon {
  color: var(--color-crimson);
}

.contact-link-icon {
  color: var(--color-crimson-muted);
  transition: var(--transition-fast);
  flex-shrink: 0;
}

.contact-link-text {
  font-size: 0.92rem;
  font-weight: 500;
}

/* Form */
.contact-form {
  background: var(--color-beige);
  padding: 2.5rem;
  border-radius: 20px;
  border: 1px solid rgba(165, 28, 48, 0.07);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-charcoal);
  margin-bottom: 0.5rem;
}

.form-input,
.form-textarea {
  width: 100%;
  background: var(--color-ivory);
  border: 1.5px solid var(--color-gray-warm);
  border-radius: 10px;
  padding: 0.9rem 1.1rem;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--color-charcoal);
  transition: var(--transition-fast);
  outline: none;
  resize: vertical;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-crimson);
  box-shadow: 0 0 0 3px rgba(165, 28, 48, 0.1);
}

.form-input.error,
.form-textarea.error {
  border-color: #e53e3e;
}

/* reCAPTCHA wrapper */
.recaptcha-wrap {
  margin-bottom: 1.25rem;
  display: flex;
  justify-content: flex-start;
  overflow: hidden;
}

/* Scale down on very small screens so it doesn't overflow */
@media (max-width: 360px) {
  .recaptcha-wrap {
    transform: scale(0.88);
    transform-origin: left center;
  }
}

.form-feedback {
  margin-top: 1rem;
  font-size: 0.88rem;
  font-weight: 500;
  text-align: center;
  min-height: 1.5rem;
}

.form-feedback.success {
  color: #2d8a4e;
}

.form-feedback.error {
  color: #e53e3e;
}

/* =============================================
   FOOTER
   ============================================= */

#site-footer {
  background: var(--color-charcoal);
  padding: 3rem var(--container-padding);
}

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.02em;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.25rem 1.5rem;
}

.footer-nav a {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
  transition: var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--color-crimson-muted);
}

.footer-copy {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.3);
}