/**
 * General EduTech Centre — Upgraded About Page Design & Motion System
 * Strict compliance with design tokens, type scale, rhythm & attention budget
 */

/* ============================================================
   1. GLOBAL PAGE LAYOUT, TOKENS & TYPOGRAPHY
   ============================================================ */
:root {
  --about-h1-size: clamp(2.75rem, 6vw, 5.25rem);
  --about-h2-size: clamp(2rem, 4vw, 3.25rem);
  --about-statement-size: clamp(2rem, 4vw, 3.25rem);
  --about-body-size: 17px;
  --about-body-line: 1.65;
  --about-body-color: #2E3A55;
  --about-body-max-w: 62ch;
  --about-sec-pad: 120px;
  --about-sec-pad-mob: 72px;

  /* Specific Layered Navy Shadows */
  --shadow-navy-sm: 0 2px 6px rgba(18, 35, 74, 0.05);
  --shadow-navy-card: 0 8px 24px rgba(18, 35, 74, 0.08), 0 2px 6px rgba(18, 35, 74, 0.04);
  --shadow-navy-deep: 0 16px 40px rgba(11, 23, 48, 0.12), 0 4px 10px rgba(11, 23, 48, 0.06);
  --shadow-navy-window: 0 24px 54px rgba(11, 23, 48, 0.22), 0 6px 16px rgba(11, 23, 48, 0.08);

  /* Precise easings */
  --ease-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* Accessible Screen Reader Only utility */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Page body rhythm container adjustments */
body.page-about {
  background-color: var(--paper);
  color: var(--about-body-color);
  font-family: var(--font-body);
  font-size: var(--about-body-size);
  line-height: var(--about-body-line);
  overflow-x: hidden;
}

/* Left gutter reservation on desktop for The Thread */
@media (min-width: 1280px) {
  body.page-about .container {
    padding-left: 56px;
  }
}

/* Base Headings */
.about-section-h2 {
  font-family: var(--font-headline);
  font-size: var(--about-h2-size);
  font-weight: 800;
  line-height: 1.15;
  color: var(--navy);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.about-section-sub {
  font-size: 1.1rem;
  color: var(--about-body-color);
  max-width: var(--about-body-max-w);
  line-height: 1.6;
}

/* ============================================================
   2. THE THREAD (Scroll-linked Decorative Timeline)
   ============================================================ */
.about-thread-wrap {
  position: relative;
  z-index: 100;
  pointer-events: none;
}

/* Desktop Vertical Gutter Track (>= 1280px) */
.thread-desktop-gutter {
  display: none;
}

@media (min-width: 1280px) {
  .thread-desktop-gutter {
    display: block;
    position: fixed;
    top: 0;
    left: 20px;
    width: 48px;
    height: 100vh;
    pointer-events: none;
    z-index: 150;
  }

  .thread-svg-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 48px;
    height: 100%;
  }

  .thread-track-line {
    stroke: rgba(18, 35, 74, 0.12);
    stroke-width: 2;
  }

  .thread-active-line {
    stroke: var(--navy);
    stroke-width: 2;
    transition: y2 0.1s linear;
  }

  .thread-dots-group {
    position: absolute;
    left: 28px;
    top: 0;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: top 0.1s linear;
  }

  .thread-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    box-shadow: 0 0 0 2px #fff;
  }

  .dot-student {
    background-color: var(--crimson);
  }

  .dot-sir {
    background-color: var(--navy);
  }

  .thread-dots-connector {
    width: 2px;
    height: 10px;
    background-color: var(--navy);
  }

  .thread-waypoint {
    position: absolute;
    left: 28px;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
  }

  .waypoint-ring {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--navy);
    background-color: #fff;
  }

  .waypoint-label {
    display: none;
    position: absolute;
    left: 20px;
    white-space: nowrap;
    font-size: 13px;
    font-weight: 700;
    color: var(--navy);
    background: rgba(255, 255, 255, 0.95);
    padding: 3px 8px;
    border-radius: var(--radius-xs);
    box-shadow: var(--shadow-navy-sm);
    border: 1px solid var(--border-light);
    opacity: 0;
    transform: translateX(-4px);
    transition: opacity 0.3s, transform 0.3s;
  }

  @media (min-width: 1440px) {
    .waypoint-label {
      display: block;
    }
    .thread-waypoint.active .waypoint-label {
      opacity: 1;
      transform: translateX(0);
    }
  }
}

/* Mobile Progress Bar (< 1280px) */
.thread-mobile-bar {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: rgba(18, 35, 74, 0.1);
  z-index: 1000;
}

@media (min-width: 1280px) {
  .thread-mobile-bar {
    display: none;
  }
}

.thread-mobile-progress {
  height: 100%;
  width: 0%;
  background-color: var(--crimson);
  transition: width 0.1s linear;
}

.thread-mobile-bar .thread-dot-student,
.thread-mobile-bar .thread-dot-sir {
  position: absolute;
  top: -3px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 1.5px solid #fff;
}

.thread-mobile-bar .thread-dot-student {
  background-color: var(--crimson);
  left: 0%;
  transform: translateX(-50%);
}

.thread-mobile-bar .thread-dot-sir {
  background-color: var(--navy);
  left: 0%;
  transform: translateX(-50%);
}

/* ============================================================
   3. SECTION 1: HERO (M1: Mask Reveal & Floating Stickers)
   ============================================================ */
.about-hero-section {
  background-color: var(--paper);
  background-image: var(--grid-pattern-light);
  background-size: 36px 36px;
  padding: 80px 0 90px;
  position: relative;
  overflow: visible;
}

.about-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 50px;
  align-items: center;
}

@media (min-width: 1100px) {
  .about-hero-grid {
    grid-template-columns: 6fr 5fr;
    gap: 60px;
  }
}

/* H1 Mask Lines */
.about-hero-h1 {
  font-family: var(--font-headline);
  font-size: clamp(2.2rem, 4.8vw, 4.4rem);
  font-weight: 900;
  line-height: 1.08;
  color: var(--navy);
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

@media (max-width: 600px) {
  .about-hero-h1 {
    font-size: 1.65rem;
    line-height: 1.2;
  }
}

.hero-mask-line {
  overflow: hidden;
  display: block;
  padding-bottom: 6px;
}

.hero-line-inner {
  display: inline-block;
  transform: translateY(105%);
  animation: heroLineReveal 0.7s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.hero-mask-line:nth-child(2) .hero-line-inner {
  animation-delay: 120ms;
}

@keyframes heroLineReveal {
  from { transform: translateY(105%); }
  to { transform: translateY(0); }
}

/* Sub & Action Group Fade */
.hero-content-group {
  opacity: 0;
  transform: translateY(12px);
  animation: heroContentFade 0.6s cubic-bezier(0.2, 0.8, 0.2, 1) 0.35s forwards;
}

@keyframes heroContentFade {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.about-hero-sub {
  font-size: 1.15rem;
  color: var(--about-body-color);
  max-width: var(--about-body-max-w);
  line-height: 1.65;
  margin-bottom: 28px;
}

.about-hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Scroll Cue */
.hero-scroll-cue {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 48px;
  opacity: 0.85;
}

.scroll-cue-line {
  width: 1px;
  height: 38px;
  background-color: rgba(18, 35, 74, 0.2);
  position: relative;
  overflow: hidden;
}

.scroll-cue-dot {
  position: absolute;
  top: 0;
  left: -2px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--crimson);
  animation: scrollCueTravel 2s infinite ease-in-out;
}

@keyframes scrollCueTravel {
  0% { top: 0%; opacity: 0; }
  30% { opacity: 1; }
  80% { opacity: 1; }
  100% { top: 90%; opacity: 0; }
}

.scroll-cue-text {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Card Stage & Tilt */
.hero-card-stage {
  position: relative;
  perspective: 1000px;
  max-width: 440px;
  margin: 0 auto;
}

.founder-main-card {
  background: #ffffff;
  border: 1px solid var(--border-strong);
  border-radius: 24px;
  box-shadow: 10px 10px 0 var(--navy);
  overflow: hidden;
  transition: transform 0.2s ease-out;
  transform-style: preserve-3d;
}

.founder-card-inner {
  padding: 16px 16px 24px;
}

/* Clean Namecard Banner (NO illustration per guard rail) */
.founder-namecard-banner {
  background: var(--mist);
  border: 1px solid var(--border-light);
  border-radius: 18px;
  padding: 44px 20px;
  text-align: center;
  margin-bottom: 20px;
}

.namecard-mark {
  margin-bottom: 12px;
}

.namecard-subline {
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.founder-portrait-frame img {
  width: 100%;
  height: auto;
  border-radius: 18px;
  object-fit: cover;
  display: block;
}

.founder-card-meta {
  text-align: center;
  padding: 4px 12px 8px;
}

.founder-card-name {
  font-family: var(--font-headline);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 4px;
}

.founder-card-role {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

/* Clip-path Wipe for Caveat Signature */
.signature-reveal-wrap {
  display: inline-block;
  overflow: hidden;
}

.founder-signature-wipe {
  font-family: 'Caveat', cursive;
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--crimson);
  display: inline-block;
  line-height: 1;
  clip-path: inset(0 100% 0 0);
  transition: clip-path 0.8s var(--ease-out-expo) 0.5s;
}

.founder-signature-wipe.revealed {
  clip-path: inset(0 0 0 0);
}

/* 4 Floating Stickers */
.hero-sticker {
  position: absolute;
  background: #ffffff;
  border: 2px solid var(--navy);
  border-radius: 10px;
  padding: 8px 16px;
  box-shadow: 0 4px 12px rgba(18, 35, 74, 0.12);
  z-index: 10;
  cursor: pointer;
  outline: none;
  opacity: 0;
  transform: scale(0.6);
  animation: stickerEntry 0.5s var(--ease-spring) forwards;
  transition: box-shadow 0.2s, border-color 0.2s;
}

.hero-sticker .sticker-text {
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
  white-space: nowrap;
}

.hero-sticker .sticker-fold {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 10px 10px 0;
  border-color: transparent var(--crimson) transparent transparent;
}

/* Specific Placements & Angles */
.sticker-1 { top: -16px; left: -16px; animation-delay: 0.4s; }
.sticker-2 { top: 22px; right: -24px; animation-delay: 0.58s; }
.sticker-3 { bottom: 6px; left: -26px; animation-delay: 0.76s; }
.sticker-4 { bottom: -18px; right: 28px; animation-delay: 0.94s; }

@keyframes stickerEntry {
  0% { opacity: 0; transform: scale(0.6); }
  70% { opacity: 1; transform: scale(1.06); }
  100% { opacity: 1; transform: scale(1); }
}

.sticker-1.popped { animation: stickerEntry 0.5s var(--ease-spring) forwards, float1 6s ease-in-out infinite 1.2s; }
.sticker-2.popped { animation: stickerEntry 0.5s var(--ease-spring) forwards, float2 6s ease-in-out infinite 1.4s; }
.sticker-3.popped { animation: stickerEntry 0.5s var(--ease-spring) forwards, float3 6s ease-in-out infinite 1.6s; }
.sticker-4.popped { animation: stickerEntry 0.5s var(--ease-spring) forwards, float4 6s ease-in-out infinite 1.8s; }

@keyframes float1 { 0%, 100% { transform: translateY(0px) rotate(-4deg); } 50% { transform: translateY(-6px) rotate(-4deg); } }
@keyframes float2 { 0%, 100% { transform: translateY(0px) rotate(3deg); } 50% { transform: translateY(6px) rotate(3deg); } }
@keyframes float3 { 0%, 100% { transform: translateY(0px) rotate(-2deg); } 50% { transform: translateY(-5px) rotate(-2deg); } }
@keyframes float4 { 0%, 100% { transform: translateY(0px) rotate(5deg); } 50% { transform: translateY(6px) rotate(5deg); } }

.hero-sticker:hover,
.hero-sticker:focus-visible {
  animation: none !important;
  transform: scale(1.05) rotate(0deg) !important;
  border-color: var(--crimson);
  box-shadow: 0 8px 20px rgba(196, 22, 42, 0.2);
}

@media (max-width: 768px) {
  .hero-sticker {
    position: static;
    margin: 6px 4px;
    display: inline-block;
    transform: none !important;
    animation: none !important;
  }

  .hero-card-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
}

/* ============================================================
   4. SECTION 2: SKILLS RIBBON (M2: Crimson Band Marquee)
   ============================================================ */
.skills-ribbon-wrapper {
  overflow: hidden;
  padding: 24px 0;
  position: relative;
  z-index: 5;
}

.skills-ribbon-band {
  background-color: var(--crimson);
  height: 64px;
  transform: rotate(-1.5deg) scaleX(1.05);
  display: flex;
  align-items: center;
  box-shadow: 0 4px 18px rgba(196, 22, 42, 0.25);
  overflow: hidden;
}

.skills-ribbon-track {
  display: flex;
  width: max-content;
  animation: marqueeScroll 40s linear infinite;
}

.skills-ribbon-band:hover .skills-ribbon-track,
.skills-ribbon-band:focus-within .skills-ribbon-track {
  animation-play-state: paused;
}

.ribbon-unit {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 0 16px;
}

.ribbon-item {
  color: #ffffff;
  font-size: 18px;
  font-weight: 600;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.ribbon-sep {
  color: rgba(255, 255, 255, 0.6);
  display: flex;
  align-items: center;
}

@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================================
   5. SECTION 3: EXPERIENCE (M3 & M4)
   ============================================================ */
.about-experience-section {
  background-color: var(--paper);
  padding: var(--about-sec-pad) 0;
}

@media (max-width: 768px) {
  .about-experience-section {
    padding: var(--about-sec-pad-mob) 0;
  }
}

.experience-header-block {
  margin-bottom: 48px;
}

/* M3: Hero-Scale Numerals */
.odometer-stage {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

@media (min-width: 768px) {
  .odometer-stage {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
  }
}

.odometer-card {
  display: flex;
  flex-direction: column;
}

.odometer-numeral-wrap {
  display: flex;
  align-items: baseline;
  font-family: var(--font-headline);
  font-size: clamp(5.5rem, 15vw, 11rem);
  font-weight: 800;
  line-height: 0.95;
  height: 1.1em;
  overflow: hidden;
  font-variant-numeric: tabular-nums;
}

.navy-numeral { color: var(--navy); }
.crimson-numeral { color: var(--crimson); }

.odometer-digit {
  display: inline-block;
  height: 1.1em;
  overflow: hidden;
}

.odometer-reel {
  display: flex;
  flex-direction: column;
  transform: translateY(0);
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.odometer-reel span {
  display: inline-block;
  height: 1.1em;
  text-align: center;
}

.odometer-plus {
  opacity: 0;
  transform: translateY(-20px);
  transition: opacity 0.4s ease 1.1s, transform 0.4s var(--ease-spring) 1.1s;
}

.odometer-plus.popped {
  opacity: 1;
  transform: translateY(0);
}

.odometer-caption {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-top: 14px;
}

/* Ruler Scale */
.experience-ruler-block {
  margin: 20px 0 48px;
  padding: 16px 0;
}

.ruler-ticks-bar {
  position: relative;
  height: 24px;
  border-bottom: 1.5px solid var(--border-sheet);
  margin-bottom: 16px;
}

.ruler-tick {
  position: absolute;
  top: 0;
  width: 1px;
  background-color: var(--border-strong);
  height: 12px;
}

.ruler-tick.major {
  height: 20px;
  background-color: var(--navy);
}

.tick-label {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
}

.ruler-bar-track {
  background: var(--mist);
  height: 12px;
  border-radius: var(--radius-pill);
  position: relative;
  overflow: visible;
}

.ruler-bar-fill {
  height: 100%;
  border-radius: var(--radius-pill);
  position: relative;
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

.ruler-bar-fill.bar-navy { background-color: var(--navy); }
.ruler-bar-fill.bar-crimson { background-color: var(--crimson); }

.ruler-cursor-token {
  position: absolute;
  right: -14px;
  top: -8px;
  z-index: 2;
}

.experience-intro-text {
  max-width: var(--about-body-max-w);
  margin-bottom: 60px;
}

.experience-intro-text p {
  font-size: 1.15rem;
  line-height: 1.7;
}

/* M4: THE QUOTE (Scroll-Linked Scrub) */
.scrub-quote-container {
  padding: 60px 40px;
  background: var(--mist);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-card);
  position: relative;
  box-shadow: var(--shadow-navy-card);
}

.scrub-quote-mark {
  font-family: Georgia, serif;
  font-size: 5rem;
  color: var(--crimson);
  line-height: 0.5;
  display: block;
  user-select: none;
}

.quote-open { margin-bottom: 16px; }
.quote-close { text-align: right; margin-top: 16px; }

.scrub-quote-body {
  font-family: var(--font-headline);
  font-size: clamp(1.75rem, 3vw, 2.75rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--navy);
  margin: 0;
}

.q-word {
  display: inline-block;
  margin-right: 0.22em;
  color: #8E9BAE; /* Visible, accessible base slate */
  transition: color 0.15s ease;
}

.q-word.active {
  color: var(--navy);
}

.scrub-quote-author {
  margin-top: 24px;
  text-align: right;
}

.quote-signature-hand {
  font-family: 'Caveat', cursive;
  font-size: 2rem;
  color: var(--crimson);
  font-style: normal;
}

/* ============================================================
   6. SECTION 4: TALLY PLUG-IN DEMO (M5)
   ============================================================ */
.about-tally-section {
  background-color: var(--mist);
  padding: var(--about-sec-pad) 0;
}

@media (max-width: 768px) {
  .about-tally-section {
    padding: var(--about-sec-pad-mob) 0;
  }
}

.tally-section-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: start;
}

@media (min-width: 1024px) {
  .tally-section-grid {
    grid-template-columns: 45fr 55fr;
    gap: 60px;
  }
}

.tally-context-desc {
  font-size: 1.05rem;
  margin-bottom: 24px;
  line-height: 1.65;
}

.tally-hint-line {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--crimson);
  margin-bottom: 20px;
}

/* Plug Chips */
.tally-plug-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.plug-chip {
  background: #ffffff;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-pill);
  padding: 10px 22px 10px 18px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  position: relative;
  box-shadow: var(--shadow-navy-sm);
  transition: all 0.2s var(--ease-spring);
}

.plug-connector-notch {
  width: 6px;
  height: 10px;
  background-color: var(--border-strong);
  border-radius: 0 3px 3px 0;
  position: absolute;
  right: -6px;
  top: calc(50% - 5px);
  transition: background-color 0.2s;
}

.plug-chip:hover {
  border-color: var(--navy);
  transform: translateY(-2px);
}

.plug-chip.active {
  background-color: var(--navy);
  color: #ffffff;
  border-color: var(--navy);
  box-shadow: 0 6px 16px rgba(18, 35, 74, 0.2);
}

.plug-chip.active .plug-connector-notch {
  background-color: var(--amber);
}

.tally-explainer-box {
  background: #ffffff;
  border-left: 3px solid var(--sheet-green);
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
  padding: 14px 18px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--about-body-color);
  box-shadow: var(--shadow-navy-sm);
}

/* Tally Window Mockup */
.tally-window {
  background: #ffffff;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-window);
  box-shadow: var(--shadow-navy-window);
  overflow: hidden;
  position: relative;
}

.tally-titlebar {
  background-color: var(--navy);
  color: #ffffff;
  padding: 10px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.title-main {
  font-family: var(--font-headline);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.titlebar-socket-badge {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

.socket-icon {
  color: var(--amber);
}

.tally-toast {
  position: absolute;
  top: 50px;
  right: 20px;
  background: var(--navy);
  color: #ffffff;
  padding: 6px 14px;
  border-radius: var(--radius-xs);
  font-size: 12px;
  font-weight: 700;
  box-shadow: var(--shadow-navy-sm);
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity 0.3s, transform 0.3s;
  pointer-events: none;
  z-index: 20;
}

.tally-toast.show {
  opacity: 1;
  transform: translateY(0);
}

.tally-window-body {
  padding: 18px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--navy);
  min-height: 310px;
  background: #fafbfe;
}

/* Voucher Elements */
.voucher-meta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-sheet);
  margin-bottom: 14px;
}

.meta-field {
  display: flex;
  gap: 8px;
}

.meta-key {
  color: var(--text-muted);
}

.meta-val {
  font-weight: 600;
}

.voucher-table {
  width: 100%;
  border-collapse: collapse;
}

.voucher-table th {
  text-align: left;
  padding: 6px 8px;
  background: #f0f4f9;
  border-bottom: 1px solid var(--border-sheet);
  font-size: 12px;
  text-transform: uppercase;
}

.voucher-table td {
  padding: 8px 8px;
  border-bottom: 1px solid rgba(18, 35, 74, 0.06);
}

.text-right { text-align: right; }

.tally-highlight-amber {
  background-color: #fff9e6 !important;
  transition: background-color 1.2s ease;
}

.total-line-row {
  border-top: 2px solid var(--navy) !important;
  font-weight: 800;
  font-size: 14px;
}

.tally-window-footer {
  background: #eef2f7;
  border-top: 1px solid var(--border-sheet);
  padding: 10px 18px;
}

.tally-status-keys {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.tally-inner-trademark {
  font-size: 11px;
  color: var(--text-muted);
  margin: 0;
}

/* ============================================================
   7. SECTION 5: BEYOND THE CLASSROOM
   ============================================================ */
.about-beyond-section {
  background-color: var(--paper);
  padding: var(--about-sec-pad) 0;
}

@media (max-width: 768px) {
  .about-beyond-section {
    padding: var(--about-sec-pad-mob) 0;
  }
}

.beyond-statement-wrap {
  margin-bottom: 56px;
}

.beyond-statement-h2 {
  font-family: var(--font-headline);
  font-size: var(--about-statement-size);
  font-weight: 800;
  line-height: 1.15;
  color: var(--navy);
  letter-spacing: -0.02em;
}

.beyond-roles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 850px) {
  .beyond-roles-grid {
    grid-template-columns: 1.3fr 1fr 1fr;
  }
}

.beyond-role-card {
  background: #ffffff;
  border: 1px solid var(--border-sheet);
  border-radius: var(--radius-card);
  padding: 36px 28px;
  box-shadow: var(--shadow-navy-card);
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.2s;
}

.beyond-role-card:hover,
.beyond-role-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-navy-deep);
  border-color: var(--navy);
}

.role-icon-wrap {
  width: 64px;
  height: 64px;
  margin-bottom: 22px;
}

.role-svg-icon {
  width: 100%;
  height: 100%;
}

.draw-path {
  stroke-dasharray: 120;
  stroke-dashoffset: 120;
  transition: stroke-dashoffset 1s ease-out;
}

.beyond-role-card.drawn .draw-path {
  stroke-dashoffset: 0;
}

.role-card-title {
  font-family: var(--font-headline);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
  line-height: 1.25;
}

.role-card-body {
  font-size: 15px;
  color: var(--about-body-color);
  line-height: 1.65;
}

/* ============================================================
   8. SECTION 6: VALUES (M6: Paper Diary Panel & Slam Stamps)
   ============================================================ */
.about-values-section {
  background-color: var(--mist);
  padding: var(--about-sec-pad) 0;
}

@media (max-width: 768px) {
  .about-values-section {
    padding: var(--about-sec-pad-mob) 0;
  }
}

.values-diary-panel {
  background-color: #ffffff;
  border: 1px solid var(--border-strong);
  border-radius: 24px;
  padding: 56px 44px;
  box-shadow: var(--shadow-navy-window);
  transform: rotate(-0.6deg);
  background-image: repeating-linear-gradient(
    transparent,
    transparent 31px,
    rgba(18, 35, 74, 0.05) 31px,
    rgba(18, 35, 74, 0.05) 32px
  );
  background-position: 0 40px;
  transition: transform 0.1s ease;
}

@media (max-width: 768px) {
  .values-diary-panel {
    padding: 36px 20px;
    transform: none;
  }
}

.diary-ruled-header {
  margin-bottom: 48px;
}

.diary-approved-para {
  font-size: 1.15rem;
  color: var(--navy);
  line-height: 1.7;
  max-width: 68ch;
  font-weight: 500;
}

/* Stamps Bento */
.stamps-bento-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .stamps-bento-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.rubber-stamp-btn {
  background: transparent;
  border: none;
  padding: 16px;
  cursor: pointer;
  text-align: left;
  border-radius: var(--radius-md);
  position: relative;
  outline: none;
  transition: transform 0.15s;
}

.rubber-stamp-btn:focus-visible {
  box-shadow: 0 0 0 3px var(--crimson);
}

.stamp-ink-boundary {
  display: inline-block;
  transform: scale(1.6) rotate(6deg);
  opacity: 0;
  transition: transform 0.12s var(--ease-spring), opacity 0.12s;
  filter: url(#aboutRoughInk);
}

.rubber-stamp-btn.slammed .stamp-ink-boundary {
  transform: scale(1) rotate(0deg);
  opacity: 1;
}

.stamp-border-rect {
  fill: transparent;
  stroke-width: 4;
}

.stamp-text-word {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: 24px;
  letter-spacing: 0.15em;
}

.stamp-subline {
  stroke-width: 2;
  stroke-dasharray: 4 2;
}

/* Stamp Inks */
.stamp-crimson .stamp-border-rect,
.stamp-crimson .stamp-subline { stroke: var(--crimson); }
.stamp-crimson .stamp-text-word { fill: var(--crimson); }

.stamp-navy .stamp-border-rect,
.stamp-navy .stamp-subline { stroke: var(--navy); }
.stamp-navy .stamp-text-word { fill: var(--navy); }

.stamp-green .stamp-border-rect,
.stamp-green .stamp-subline { stroke: var(--sheet-green); }
.stamp-green .stamp-text-word { fill: var(--sheet-green); }

.stamp-amber .stamp-border-rect,
.stamp-amber .stamp-subline { stroke: #b7791f; }
.stamp-amber .stamp-text-word { fill: #b7791f; }

.stamp-note-reveal {
  display: block;
  font-family: 'Caveat', cursive;
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--navy);
  margin-top: 10px;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease;
}

.rubber-stamp-btn.open .stamp-note-reveal {
  max-height: 80px;
  opacity: 1;
}

/* ============================================================
   9. SECTION 7: LAB PHOTO BREAK (Curtain Reveal & Parallax)
   ============================================================ */
.about-lab-break-section {
  position: relative;
  overflow: hidden;
  max-height: 540px;
}

.lab-break-curtain {
  position: relative;
  width: 100%;
  height: 520px;
  overflow: hidden;
  cursor: pointer;
  clip-path: inset(12% 0);
  transition: clip-path 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

.lab-break-curtain.revealed {
  clip-path: inset(0 0);
}

.lab-parallax-layer {
  position: absolute;
  top: -10%;
  left: 0;
  width: 100%;
  height: 120%;
  will-change: transform;
}

.lab-break-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.lab-break-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11, 23, 48, 0.65) 0%, transparent 55%);
}

.lab-break-content {
  position: absolute;
  bottom: 48px;
  left: 0;
  right: 0;
  z-index: 5;
}

.lab-break-statement {
  font-family: var(--font-headline);
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.25;
  margin-bottom: 16px;
  max-width: 24ch;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.lab-taped-caption {
  display: inline-block;
  background: #ffffff;
  padding: 6px 16px;
  border-radius: var(--radius-xs);
  transform: rotate(2deg);
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
  position: relative;
}

.tape-strip {
  position: absolute;
  top: -8px;
  left: calc(50% - 20px);
  width: 40px;
  height: 16px;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(2px);
  border: 1px solid rgba(0,0,0,0.08);
}

.tape-text {
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
}

/* ============================================================
   10. SECTION 8: THE BALANCE SHEET (M7: The ONE Dark Section)
   ============================================================ */
.about-balance-stage {
  background-color: var(--navy-2);
  background-image: radial-gradient(circle at 50% 30%, rgba(30, 123, 79, 0.18) 0%, rgba(18, 35, 74, 0.4) 50%, transparent 75%);
  padding: var(--about-sec-pad) 0;
  color: #ffffff;
  position: relative;
}

@media (max-width: 768px) {
  .about-balance-stage {
    padding: var(--about-sec-pad-mob) 0;
  }
}

.balance-stage-header {
  margin-bottom: 48px;
}

.balance-stage-h2 {
  font-family: var(--font-headline);
  font-size: var(--about-h2-size);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.15;
  margin-bottom: 12px;
}

.balance-stage-sub {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.75);
  max-width: var(--about-body-max-w);
}

/* Teal-Cream Ledger Card */
.ledger-card {
  max-width: 920px;
  margin: 0 auto;
  background: #fbfbf7; /* Teal-cream surface */
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-window);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  overflow: hidden;
  color: var(--navy);
  transition: transform 0.1s;
}

.ledger-titlebar {
  background: var(--navy);
  color: #ffffff;
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--sheet-green);
}

.ledger-title-text {
  font-family: var(--font-headline);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.ledger-date-text {
  font-family: var(--font-mono);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
}

.ledger-table-body {
  padding: 24px;
}

.ledger-group-header {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  border-bottom: 1.5px solid var(--border-sheet);
  padding-bottom: 8px;
  margin-bottom: 6px;
}

.group-get {
  border-bottom-color: var(--sheet-green);
  color: var(--sheet-green);
}

/* Row by row print reveal */
.ledger-row-item {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid rgba(18, 35, 74, 0.07);
}

.print-row {
  clip-path: inset(100% 0 0 0);
  transition: clip-path 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.print-row.printed {
  clip-path: inset(0 0 0 0);
}

.ledger-accordion-btn {
  background: transparent;
  border: none;
  padding: 12px 6px;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  text-align: left;
}

.ledger-accordion-btn:hover {
  background-color: rgba(30, 123, 79, 0.05);
}

.ledger-row-label {
  font-size: 16px;
  font-weight: 600;
  color: var(--navy);
  display: flex;
  align-items: center;
  gap: 8px;
}

.accordion-hint {
  font-size: 14px;
  color: var(--sheet-green);
  font-weight: 700;
}

.mono-num {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text-muted);
}

.val-green {
  color: var(--sheet-green);
}

.ledger-row-drawer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease, padding 0.2s ease;
  padding: 0 10px;
}

.has-accordion.open .ledger-row-drawer {
  max-height: 80px;
  padding: 4px 10px 14px;
}

.ledger-row-drawer p {
  font-size: 14px;
  color: var(--about-body-color);
  margin: 0;
  line-height: 1.5;
}

/* Closing Bar & Balanced Stamp */
.ledger-closing-bar {
  background: #f0f7f2;
  border-top: 2px solid var(--sheet-green);
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.closing-label {
  font-family: var(--font-headline);
  font-size: 16px;
  font-weight: 800;
  color: var(--sheet-green);
}

.balanced-stamp-container {
  position: relative;
}

.balanced-stamp {
  border: 3.5px solid var(--sheet-green);
  color: var(--sheet-green);
  font-family: var(--font-headline);
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 0.15em;
  padding: 6px 18px;
  border-radius: 6px;
  transform: scale(1.7) rotate(-6deg);
  opacity: 0;
  transition: transform 0.14s var(--ease-spring), opacity 0.14s;
}

.balanced-stamp.landed {
  transform: scale(1) rotate(-6deg);
  opacity: 1;
}

/* 6 Radiating Ink Dots */
.stamp-ink-splats {
  position: absolute;
  inset: -10px;
  pointer-events: none;
}

.ink-dot {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--sheet-green);
  opacity: 0;
}

.stamp-ink-splats.active .dot-1 { top: -4px; left: 10%; animation: splat1 0.4s ease-out forwards; }
.stamp-ink-splats.active .dot-2 { top: -6px; right: 20%; animation: splat2 0.4s ease-out forwards; }
.stamp-ink-splats.active .dot-3 { bottom: -5px; left: 15%; animation: splat3 0.4s ease-out forwards; }
.stamp-ink-splats.active .dot-4 { bottom: -6px; right: 15%; animation: splat4 0.4s ease-out forwards; }
.stamp-ink-splats.active .dot-5 { top: 40%; left: -8px; animation: splat5 0.4s ease-out forwards; }
.stamp-ink-splats.active .dot-6 { top: 40%; right: -8px; animation: splat6 0.4s ease-out forwards; }

@keyframes splat1 { 0% { opacity: 1; transform: translate(0, 0); } 100% { opacity: 0; transform: translate(-8px, -12px); } }
@keyframes splat2 { 0% { opacity: 1; transform: translate(0, 0); } 100% { opacity: 0; transform: translate(8px, -12px); } }
@keyframes splat3 { 0% { opacity: 1; transform: translate(0, 0); } 100% { opacity: 0; transform: translate(-8px, 12px); } }
@keyframes splat4 { 0% { opacity: 1; transform: translate(0, 0); } 100% { opacity: 0; transform: translate(8px, 12px); } }
@keyframes splat5 { 0% { opacity: 1; transform: translate(0, 0); } 100% { opacity: 0; transform: translate(-12px, 0); } }
@keyframes splat6 { 0% { opacity: 1; transform: translate(0, 0); } 100% { opacity: 0; transform: translate(12px, 0); } }

/* ============================================================
   11. SECTION 9: STUDENTS PIN BOARD
   ============================================================ */
.about-students-section {
  background-color: var(--paper);
  background-image: var(--grid-pattern-light);
  background-size: 36px 36px;
  padding: var(--about-sec-pad) 0;
}

@media (max-width: 768px) {
  .about-students-section {
    padding: var(--about-sec-pad-mob) 0;
  }
}

.students-section-header {
  margin-bottom: 48px;
}

.pinboard-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-bottom: 36px;
}

@media (min-width: 850px) {
  .pinboard-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .pinboard-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 16px;
    padding-bottom: 16px;
  }

  .pinned-card {
    min-width: 290px;
    scroll-snap-align: center;
    flex-shrink: 0;
  }
}

.pinned-card {
  background: #ffffff;
  border: 1px solid var(--border-sheet);
  border-radius: var(--radius-card);
  padding: 32px 26px;
  box-shadow: var(--shadow-navy-card);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s var(--ease-spring), box-shadow 0.25s;
}

.push-pin-icon {
  position: absolute;
  top: 10px;
  left: calc(50% - 11px);
}

.pin-rot-left { transform: rotate(-1.5deg); }
.pin-rot-right { transform: rotate(1deg); }
.pin-rot-straight { transform: rotate(-0.5deg); }

.pinned-card:hover,
.pinned-card:focus-within {
  transform: rotate(0deg) translateY(-6px);
  box-shadow: var(--shadow-navy-deep);
  border-color: var(--crimson);
}

.pinned-quote {
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--about-body-color);
  margin: 18px 0 24px;
  flex-grow: 1;
}

.pinned-footer {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--border-light);
  padding-top: 14px;
}

.pinned-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--navy);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 14px;
  flex-shrink: 0;
}

.pinned-meta strong {
  display: block;
  font-family: var(--font-headline);
  font-size: 15px;
  font-weight: 800;
  color: var(--navy);
}

.pinned-course {
  font-size: 13px;
  color: var(--crimson);
  font-weight: 600;
}

.students-maps-link {
  text-align: center;
}

.maps-editorial-link {
  font-weight: 700;
  color: var(--crimson);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ============================================================
   12. SECTION 10: VISIT & TICKET PASS (M8)
   ============================================================ */
.about-visit-section {
  background-color: var(--mist);
  padding: var(--about-sec-pad) 0 100px;
}

@media (max-width: 768px) {
  .about-visit-section {
    padding: var(--about-sec-pad-mob) 0 90px;
  }
}

.visit-section-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 50px;
  align-items: start;
}

@media (min-width: 992px) {
  .visit-section-grid {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
  }
}

.visit-details-list {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.visit-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.visit-icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid var(--border-sheet);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-navy-sm);
}

.pin-drop-icon svg {
  animation: pinDrop 1.2s ease-out 1;
}

@keyframes pinDrop {
  0% { transform: translateY(-16px); opacity: 0; }
  60% { transform: translateY(0); opacity: 1; }
  80% { transform: translateY(-4px); }
  100% { transform: translateY(0); }
}

.detail-body strong {
  display: block;
  font-size: 15px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 2px;
}

.detail-body span {
  font-size: 14.5px;
  color: var(--about-body-color);
}

.phone-link {
  color: var(--crimson);
  font-weight: 700;
  text-decoration: none;
}

.visit-links-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 10px;
}

/* Ticket Card with Perforation Stub */
.visit-pass-ticket-card {
  background: #ffffff;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-navy-window);
  display: flex;
  position: relative;
  overflow: hidden;
}

.ticket-main-section {
  flex: 1;
  padding: 32px 28px;
}

.ticket-header-strip {
  margin-bottom: 24px;
}

.ticket-title {
  font-family: var(--font-headline);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--navy);
  display: block;
  margin-bottom: 4px;
}

.ticket-sub {
  font-size: 13.5px;
  color: var(--text-muted);
}

.ticket-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ticket-field label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
}

.ticket-field input,
.ticket-field select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-sheet);
  border-radius: var(--radius-btn);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--navy);
  background: #fafbfe;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}

.ticket-field input:focus,
.ticket-field select:focus {
  border-color: var(--crimson);
  background: #ffffff;
}

.ticket-submit-btn {
  background-color: var(--crimson);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-btn);
  padding: 14px 20px;
  font-family: var(--font-headline);
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(196, 22, 42, 0.3);
  transition: background-color 0.2s, transform 0.15s;
  margin-top: 8px;
}

.ticket-submit-btn:hover {
  background-color: #a71223;
  transform: translateY(-1px);
}

/* Perforation Line & Notches */
.ticket-perforation {
  width: 24px;
  position: relative;
  display: flex;
  justify-content: center;
}

.notch {
  position: absolute;
  width: 24px;
  height: 24px;
  background-color: var(--mist);
  border-radius: 50%;
  left: 0;
  z-index: 2;
}

.notch-top { top: -12px; }
.notch-bottom { bottom: -12px; }

.dash-line {
  position: absolute;
  top: 12px;
  bottom: 12px;
  left: 11px;
  width: 2px;
  background-image: linear-gradient(to bottom, var(--border-sheet) 60%, transparent 40%);
  background-size: 2px 10px;
}

/* Tear-off Stub Section */
.ticket-stub-section {
  width: 90px;
  background: #f7f9fc;
  border-left: 1px dashed var(--border-sheet);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  padding: 24px 8px;
  transform-origin: bottom left;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s;
}

.stub-vertical-text {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--font-headline);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.15em;
  color: var(--navy);
}

.stub-barcode {
  display: flex;
  gap: 3px;
  height: 36px;
  align-items: flex-end;
}

.stub-barcode span {
  width: 2px;
  height: 100%;
  background: var(--navy);
}
.stub-barcode span:nth-child(2n) { width: 4px; }
.stub-barcode span:nth-child(3n) { height: 70%; }

/* M8: Stub Torn Off Animation State */
.ticket-stub-section.torn {
  transform: translate(24px, 30px) rotate(8deg);
  opacity: 0;
  pointer-events: none;
}

/* Success Ticket State */
.ticket-success-display {
  display: none;
  text-align: center;
  padding: 10px 0;
}

.ticket-success-display.show {
  display: block;
}

.ticket-ready-stamp {
  display: inline-block;
  border: 3px solid var(--sheet-green);
  color: var(--sheet-green);
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 0.1em;
  padding: 6px 18px;
  border-radius: 6px;
  transform: rotate(-4deg);
  margin-bottom: 16px;
}

.success-visitor-name {
  font-family: var(--font-headline);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 4px;
}

.success-loc-line {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.success-note {
  font-size: 14.5px;
  color: var(--crimson);
  font-weight: 700;
  margin-bottom: 8px;
}

.success-timings {
  font-size: 14px;
  color: var(--about-body-color);
  line-height: 1.5;
}

/* ============================================================
   13. STICKY MOBILE BOTTOM BAR (< 768px)
   ============================================================ */
.about-mobile-bottom-bar {
  display: none;
}

@media (max-width: 767px) {
  .about-mobile-bottom-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #ffffff;
    border-top: 1px solid var(--border-sheet);
    box-shadow: 0 -4px 16px rgba(18, 35, 74, 0.08);
    z-index: 999;
    padding: 8px 12px;
    gap: 8px;
  }

  .mobile-bar-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 6px 0;
    text-decoration: none;
    color: var(--navy);
    font-size: 12px;
    font-weight: 700;
    border: none;
    background: transparent;
    border-radius: var(--radius-btn);
  }

  .mobile-bar-btn.whatsapp-btn {
    color: var(--sheet-green);
  }

  .mobile-bar-btn.book-btn {
    background-color: var(--crimson);
    color: #ffffff;
  }
}

/* Hide mobile bottom bar when modal is open */
body.modal-open .about-mobile-bottom-bar {
  display: none !important;
}

/* ============================================================
   14. REDUCED MOTION & LOW POWER MODES
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .hero-line-inner { transform: none !important; }
  .hero-content-group { opacity: 1 !important; transform: none !important; }
  .founder-signature-wipe { clip-path: inset(0 0 0 0) !important; }
  .hero-sticker { opacity: 1 !important; transform: none !important; }
  .skills-ribbon-track { animation: none !important; flex-wrap: wrap; justify-content: center; }
  .odometer-reel { transform: none !important; }
  .odometer-plus { opacity: 1 !important; transform: none !important; }
  .ruler-bar-fill { transform: scaleX(1) !important; }
  .q-word { color: var(--navy) !important; }
  .draw-path { stroke-dashoffset: 0 !important; }
  .stamp-ink-boundary { transform: scale(1) rotate(0deg) !important; opacity: 1 !important; filter: none !important; }
  .lab-break-curtain { clip-path: inset(0 0) !important; }
  .lab-parallax-layer { transform: none !important; }
  .print-row { clip-path: inset(0 0 0 0) !important; }
  .balanced-stamp { opacity: 1 !important; transform: rotate(-6deg) !important; }
  .ticket-stub-section.torn { transform: none !important; display: none !important; }
  .about-thread-wrap { display: none !important; }
}

/* Low power mode disabled classes */
body.low-power-mode .skills-ribbon-track {
  animation: none !important;
  flex-wrap: wrap;
  justify-content: center;
}

body.low-power-mode .about-thread-wrap {
  display: none !important;
}

body.low-power-mode .stamp-ink-boundary {
  filter: none !important;
}

body.low-power-mode .lab-parallax-layer {
  transform: none !important;
}

/* ── V4: Founder Monogram Circle (no portrait) ─────────────────────────── */
.founder-monogram-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background-color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  flex-shrink: 0;
}
.monogram-letters {
  font-family: var(--font-headline);
  font-size: 2rem;
  font-weight: 900;
  color: #ffffff;
  line-height: 1;
  letter-spacing: 0.02em;
}

/* ── P4: Stub vertical text sentence case ──────────────────────────────── */
.stub-vertical-text {
  text-transform: none;
}
.stub-barcode {
  display: none; /* removed barcode spans */
}

/* ── Pinboard: cards without a quote body (pinned-footer-only) ─────────── */
.pinned-footer-only {
  border-top: none;
  padding-top: 28px; /* extra top padding so avatar sits lower under pin */
  margin-top: 0;
}
.pinned-card:has(.pinned-footer-only) {
  padding-top: 48px; /* room for push-pin icon */
}

/* ── V1: Stamp SVG min-width override so wide words aren't clipped ──────── */
.rubber-stamp-btn .stamp-ink-boundary {
  overflow: visible; /* ensure SVG elements are not clipped */
}
.stamp-svg {
  display: block;
  max-width: 100%;
  height: auto;
}