/* =============================================
   NEXUS — LANDING PAGE
   Design: Editorial Dark | Human-crafted
   Fonts: Bricolage Grotesque + IBM Plex Sans + IBM Plex Mono
   Palette: Navy / Electric Blue / Lavender / Blush
   ============================================= */

/* === DESIGN TOKENS === */
:root {
  /* Core palette (derived from WebGL halftone shader colors) */
  --void:      #080C1A;
  --surface:   #0D1330;
  --surface-2: #121A3E;
  --blue:      #3D46E8;
  --blue-mid:  rgba(61, 70, 232, 0.18);
  --blue-low:  rgba(61, 70, 232, 0.08);
  --lavender:  #B18CFF;
  --blush:     #FFD6E7;
  --text:      #E8EDF5;
  --text-2:    #8892AA;
  --text-3:    #4A5370;
  --border:    rgba(61, 70, 232, 0.22);
  --border-2:  rgba(232, 237, 245, 0.07);
  --green:     #34d399;

  /* Typography */
  --font-display: 'Bricolage Grotesque', sans-serif;
  --font-body:    'IBM Plex Sans', sans-serif;
  --font-mono:    'IBM Plex Mono', monospace;

  /* Spacing */
  --s1:  0.5rem;
  --s2:  1rem;
  --s3:  1.5rem;
  --s4:  2.5rem;
  --s5:  4rem;
  --s6:  6rem;
  --s7:  9rem;

  /* Border radius */
  --r1: 4px;
  --r2: 8px;
  --r3: 14px;
  --r4: 24px;

  /* Easing */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--void);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* Scrollbar */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--void); }
::-webkit-scrollbar-thumb { background: var(--blue-mid); border-radius: 99px; }

/* === LAYOUT === */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--s4);
}

.container--wide {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--s4);
}

/* === TYPOGRAPHY SCALE === */
.display-xl {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 7vw, 6.5rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.display-lg {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.display-md {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
}

.label--lavender { color: var(--lavender); }

/* === SECTION DIVIDER === */
.section {
  padding: var(--s7) 0;
  position: relative;
}

.section--compact {
  padding: var(--s5) 0;
}

.section--surface {
  background: var(--surface);
}

.section__eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: var(--s3);
}

.section__eyebrow-line {
  width: 40px;
  height: 1px;
  background: var(--blue);
  flex-shrink: 0;
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  border-radius: var(--r2);
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 600;
  transition: all 0.2s var(--ease);
  white-space: nowrap;
}

.btn--blue {
  background: var(--blue);
  color: #fff;
  border: 1px solid var(--blue);
}

.btn--blue:hover {
  background: #4f59f0;
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-2);
}

.btn--outline:hover {
  border-color: var(--border);
  background: var(--blue-low);
}

.btn svg {
  width: 16px;
  height: 16px;
}

/* === PAGE LOADER === */
#page-loader {
  position: fixed;
  inset: 0;
  background: var(--void);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  transition: opacity 0.5s var(--ease), visibility 0.5s;
}

#page-loader.done {
  opacity: 0;
  visibility: hidden;
}

.loader-word {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text);
}

.loader-word span { color: var(--blue); }

.loader-progress {
  width: 200px;
  height: 1px;
  background: var(--border-2);
  margin-top: 1.5rem;
  overflow: hidden;
}

.loader-bar {
  height: 100%;
  background: var(--blue);
  animation: load 1s var(--ease) forwards;
  width: 0;
}

@keyframes load { to { width: 100%; } }

/* =============================================
   NAVIGATION
   ============================================= */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  padding: 1.2rem 0;
  border-bottom: 1px solid transparent;
  transition: all 0.3s var(--ease);
}

#navbar.scrolled {
  background: rgba(8, 12, 26, 0.92);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--border-2);
  padding: 0.9rem 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.nav-logo-mark {
  width: 32px;
  height: 32px;
  background: var(--blue);
  color: #fff;
  border-radius: var(--r1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 900;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--s4);
}

.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color 0.18s;
}

.nav-links a:hover { color: var(--text); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.4rem;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.2s;
}

/* Mobile overlay */
.nav-mobile {
  position: fixed;
  inset: 0;
  background: var(--void);
  z-index: 898;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}

.nav-mobile.open {
  opacity: 1;
  pointer-events: all;
}

.nav-mobile a {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-2);
  transition: color 0.18s;
}

.nav-mobile a:hover { color: var(--text); }

.nav-mobile-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 1.5rem;
  color: var(--text-2);
  cursor: pointer;
}

/* =============================================
   HERO
   ============================================= */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  padding-bottom: var(--s6);
  padding-top: 100px;
  overflow: hidden;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.75;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(8, 12, 26, 0.25) 0%,
    rgba(8, 12, 26, 0.0) 40%,
    rgba(8, 12, 26, 0.7) 80%,
    var(--void) 100%
  );
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lavender);
  margin-bottom: var(--s3);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.8rem, 8vw, 7.5rem);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.04em;
  color: var(--text);
  margin-bottom: var(--s4);
  max-width: 900px;
}

.hero-title em {
  font-style: normal;
  color: var(--blue);
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-2);
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: var(--s4);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--s2);
  flex-wrap: wrap;
}

.hero-scroll-hint {
  position: absolute;
  bottom: var(--s4);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, transparent, var(--lavender));
  animation: scroll-hint 2s ease-in-out infinite;
}

@keyframes scroll-hint {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.1); }
}

.scroll-hint-text {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  color: var(--text-3);
  text-transform: uppercase;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  margin-top: 0.4rem;
}

/* =============================================
   SCROLL CHOREOGRAPHY SECTION
   ============================================= */
#scroll-choreo {
  position: relative;
  height: 300vh;
  background: var(--void);
}

.choreo-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  width: 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.choreo-center-text {
  position: absolute;
  text-align: center;
  z-index: 50;
  pointer-events: none;
  transition: opacity 0.5s, transform 0.5s;
  opacity: 0;
}

.choreo-center-text.visible {
  opacity: 1;
}

.choreo-center-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: #fff;
  line-height: 1.05;
}

.choreo-center-sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.6);
  margin-top: 0.75rem;
}

.choreo-panel {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 36vw;
  height: 26vh;
  transform: translate(-50%, -50%);
  overflow: hidden;
  /* will-change removed — browser promotes layer only during GSAP animation */
  border-radius: var(--r3);
  background: var(--surface);
}

.choreo-panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.85);
}

/* =============================================
   STATS BAR
   ============================================= */
#stats {
  background: var(--surface);
  padding: var(--s5) 0;
  border-top: 1px solid var(--border-2);
  border-bottom: 1px solid var(--border-2);
}

.stats-row {
  display: flex;
  align-items: stretch;
}

.stat-item {
  flex: 1;
  padding: var(--s3) var(--s4);
  border-right: 1px solid var(--border-2);
  text-align: center;
}

.stat-item:last-child { border-right: none; }

.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--text);
  line-height: 1;
  display: block;
  margin-bottom: 0.35rem;
}

.stat-num .suf {
  color: var(--blue);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* =============================================
   SERVICES — DETAILED
   ============================================= */
#services {
  background: var(--void);
}

.services-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s6);
  align-items: end;
  margin-bottom: var(--s7);
  padding-bottom: var(--s5);
  border-bottom: 1px solid var(--border-2);
}

.services-intro-right {
  padding-top: var(--s4);
}

.service-block {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 0;
  border-top: 1px solid var(--border-2);
  transition: border-color 0.3s;
}

.service-block:hover {
  border-top-color: var(--border);
}

.service-block + .service-block {
  margin-top: 0;
}

.service-block-left {
  padding: var(--s5) 0 var(--s5) 0;
  padding-right: var(--s5);
  border-right: 1px solid var(--border-2);
  position: relative;
}

.service-block-right {
  padding: var(--s5) 0 var(--s5) var(--s5);
}

.service-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--text-3);
  margin-bottom: var(--s2);
}

.service-category {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text);
  margin-bottom: var(--s2);
  line-height: 1.15;
}

.service-desc {
  font-size: 0.92rem;
  color: var(--text-2);
  line-height: 1.72;
  margin-bottom: var(--s3);
  max-width: 340px;
}

.service-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: var(--r1);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--blue);
}

.service-items {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.service-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--s3);
  padding: var(--s3) 0;
  border-bottom: 1px solid var(--border-2);
  align-items: start;
}

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

.service-item-icon {
  width: 38px;
  height: 38px;
  background: var(--blue-low);
  border: 1px solid var(--border);
  border-radius: var(--r1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.service-item-name {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.2rem;
  letter-spacing: -0.01em;
}

.service-item-desc {
  font-size: 0.82rem;
  color: var(--text-2);
  line-height: 1.6;
}

/* 3D scroll card effect */
.service-block-left,
.service-block-right {
  transition: transform 0.7s var(--ease), opacity 0.7s var(--ease);
}

.service-block[data-reveal="pending"] .service-block-left {
  opacity: 0;
  transform: perspective(900px) rotateY(-8deg) translateX(-20px);
}

.service-block[data-reveal="pending"] .service-block-right {
  opacity: 0;
  transform: perspective(900px) rotateY(8deg) translateX(20px);
}

.service-block[data-reveal="done"] .service-block-left,
.service-block[data-reveal="done"] .service-block-right {
  opacity: 1;
  transform: perspective(900px) rotateY(0) translateX(0);
}

/* =============================================
   TECH MARQUEE
   ============================================= */
#tech-stack {
  padding: var(--s5) 0;
  background: var(--surface);
  border-top: 1px solid var(--border-2);
  border-bottom: 1px solid var(--border-2);
  overflow: hidden;
}

.marquee-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-3);
  text-align: center;
  margin-bottom: var(--s3);
}

.marquee-mask {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.marquee-track {
  display: flex;
  gap: var(--s3);
  animation: marquee-scroll 32s linear infinite;
  width: max-content;
}

.marquee-track-rev {
  animation-direction: reverse;
  animation-duration: 44s;
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.marquee-track:hover,
.marquee-track-rev:hover {
  animation-play-state: paused;
}

.marquee-chip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1.1rem;
  border: 1px solid var(--border-2);
  border-radius: var(--r1);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-2);
  white-space: nowrap;
}

/* =============================================
   WHY NEXUS
   ============================================= */
#why-nexus {
  background: var(--void);
}

.why-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: var(--s6);
  align-items: start;
}

.why-left-sticky {
  position: sticky;
  top: 120px;
}

.why-right {
  border-top: 1px solid var(--border-2);
}

.why-item {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: var(--s3);
  padding: var(--s4) 0;
  border-bottom: 1px solid var(--border-2);
  align-items: start;
  transition: background 0.2s;
}

.why-item:hover {
  background: transparent;
}

.why-item-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-3);
  letter-spacing: 0.1em;
  padding-top: 0.35rem;
}

.why-item-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.4rem;
  letter-spacing: -0.01em;
}

.why-item-body {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* =============================================
   INDUSTRIES
   ============================================= */
#industries {
  background: var(--surface);
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 1px;
  background: var(--border-2);
  border: 1px solid var(--border-2);
  margin-top: var(--s5);
  border-radius: var(--r2);
  overflow: hidden;
}

.industry-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: var(--s3) var(--s2);
  background: var(--surface);
  text-align: center;
  transition: background 0.2s;
  cursor: default;
}

.industry-cell:hover {
  background: var(--surface-2);
}

.industry-icon { font-size: 1.8rem; }

.industry-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-2);
  font-family: var(--font-body);
}

/* =============================================
   SECURITY & INFRA
   ============================================= */
#security {
  background: var(--void);
}

.security-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s6);
  align-items: start;
}

.security-visual-wrap {
  position: relative;
}

.security-ring-wrap {
  aspect-ratio: 1;
  max-width: 380px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.s-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
  animation: ring-pulse 4s ease-in-out infinite;
}

.s-ring:nth-child(1) { width: 100%; height: 100%; border-color: rgba(61,70,232,0.12); }
.s-ring:nth-child(2) { width: 72%; height: 72%; border-color: rgba(61,70,232,0.18); animation-delay: 0.6s; }
.s-ring:nth-child(3) { width: 44%; height: 44%; border-color: rgba(61,70,232,0.28); animation-delay: 1.2s; }

@keyframes ring-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.03); opacity: 0.6; }
}

.s-core {
  width: 80px;
  height: 80px;
  background: var(--blue-mid);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  position: relative;
  z-index: 2;
}

.security-feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  margin-top: var(--s4);
}

.sec-feat {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--text-2);
}

.sec-dot {
  width: 5px;
  height: 5px;
  background: var(--blue);
  border-radius: 50%;
  flex-shrink: 0;
}

.infra-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border-2);
  margin-top: var(--s4);
}

.infra-row {
  display: flex;
  align-items: center;
  gap: var(--s3);
  padding: var(--s2) 0;
  border-bottom: 1px solid var(--border-2);
}

.infra-icon {
  font-size: 1.1rem;
  width: 32px;
  text-align: center;
  flex-shrink: 0;
}

.infra-text {
  font-size: 0.88rem;
  color: var(--text-2);
  flex: 1;
}

.infra-badge {
  padding: 0.18rem 0.55rem;
  border: 1px solid rgba(52, 211, 153, 0.25);
  border-radius: var(--r1);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--green);
  letter-spacing: 0.04em;
}

/* =============================================
   CTA SECTION
   ============================================= */
#cta {
  background: var(--surface);
  border-top: 1px solid var(--border-2);
  text-align: center;
}

.cta-inner {
  max-width: 660px;
  margin: 0 auto;
}

.cta-tag {
  display: inline-block;
  padding: 0.3rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 99px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--blue);
  text-transform: uppercase;
  margin-bottom: var(--s3);
}

.cta-trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--s4);
  flex-wrap: wrap;
  margin-top: var(--s4);
}

.cta-trust-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--text-2);
}

.cta-trust-item span { color: var(--green); }

/* =============================================
   FOOTER
   ============================================= */
#footer {
  background: var(--void);
  border-top: 1px solid var(--border-2);
  padding: var(--s5) 0 var(--s3);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--s5);
  padding-bottom: var(--s5);
  border-bottom: 1px solid var(--border-2);
  margin-bottom: var(--s3);
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.72;
  margin-top: var(--s2);
  max-width: 270px;
}

.footer-social {
  display: flex;
  gap: 0.6rem;
  margin-top: var(--s3);
}

.footer-social a {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-2);
  border-radius: var(--r1);
  font-size: 0.85rem;
  color: var(--text-2);
  transition: all 0.2s;
}

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

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--s2);
  letter-spacing: -0.01em;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-col a {
  font-size: 0.84rem;
  color: var(--text-2);
  transition: color 0.18s;
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-3);
}

.footer-status {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--green);
}

.status-dot {
  width: 7px;
  height: 7px;
  background: var(--green);
  border-radius: 50%;
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { box-shadow: 0 0 0 0 rgba(52,211,153,0.5); }
  50% { box-shadow: 0 0 0 4px rgba(52,211,153,0); }
}

/* =============================================
   REVEAL ANIMATIONS
   ============================================= */
.rv {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}

.rv.in {
  opacity: 1;
  transform: translateY(0);
}

.rv-l {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}

.rv-l.in {
  opacity: 1;
  transform: translateX(0);
}

.rv-r {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}

.rv-r.in {
  opacity: 1;
  transform: translateX(0);
}

.rv-scale {
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}

.rv-scale.in {
  opacity: 1;
  transform: scale(1);
}

/* 3D scroll reveal - panels open from flat */
.rv-3d-l {
  opacity: 0;
  transform: perspective(1000px) rotateY(-14deg) translateX(-24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.rv-3d-l.in {
  opacity: 1;
  transform: perspective(1000px) rotateY(0deg) translateX(0);
}

.rv-3d-r {
  opacity: 0;
  transform: perspective(1000px) rotateY(14deg) translateX(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.rv-3d-r.in {
  opacity: 1;
  transform: perspective(1000px) rotateY(0deg) translateX(0);
}

/* Stagger delays */
.d1 { transition-delay: 0.05s; }
.d2 { transition-delay: 0.12s; }
.d3 { transition-delay: 0.19s; }
.d4 { transition-delay: 0.26s; }
.d5 { transition-delay: 0.33s; }
.d6 { transition-delay: 0.40s; }

/* =============================================
   PARALLAX & 3D TILT
   ============================================= */
[data-tilt] {
  transform-style: preserve-3d;
  /* will-change omitted on static panels */
  transition: transform 0.08s linear;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1100px) {
  .services-intro {
    grid-template-columns: 1fr;
    gap: var(--s3);
  }
  .why-grid {
    grid-template-columns: 1fr;
  }
  .why-left-sticky { position: static; }
  .security-grid { grid-template-columns: 1fr; }
  .footer-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .footer-grid > :first-child { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
  :root {
    --s7: 5rem;
    --s6: 4rem;
  }
  .service-block {
    grid-template-columns: 1fr;
  }
  .service-block-left {
    padding-right: 0;
    padding-bottom: 0;
    border-right: none;
    border-bottom: 1px solid var(--border-2);
  }
  .service-block-right {
    padding-left: 0;
  }
}

@media (max-width: 768px) {
  :root { --s7: 4rem; }

  .nav-links, .nav-right .btn--outline {
    display: none;
  }
  .nav-toggle { display: flex; }

  .stats-row {
    flex-wrap: wrap;
  }
  .stat-item {
    flex: 1 1 45%;
    border-right: none;
    border-bottom: 1px solid var(--border-2);
  }

  .choreo-panel {
    width: 70vw;
    height: 28vh;
  }

  .hero-actions { flex-direction: column; align-items: flex-start; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }

  .security-feature-grid { grid-template-columns: 1fr; }

  .industry-grid { grid-template-columns: repeat(3, 1fr); }

  .cta-trust { flex-direction: column; gap: var(--s2); }
}

@media (max-width: 480px) {
  .choreo-panel { width: 85vw; height: 22vh; }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
}

/* === REDUCED MOTION === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
  .marquee-track, .marquee-track-rev { animation: none; }
}

/* =============================================
   PARALLAX LAYERS SECTION
   4 stacked images that move at different speeds
   as the section scrolls — Osmo / 21st.dev style
   ============================================= */
.nx-parallax {
  position: relative;
  /* Tall container gives ScrollTrigger room to scrub */
  height: 200vh;
  background: var(--void);
  overflow: hidden;
}

.nx-parallax__sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  /* will-change set by GSAP at runtime only */
}

/* The trigger element — absolute, taller than viewport
   so layers have room to translate without revealing edges */
[data-parallax-layers] {
  position: absolute;
  inset: 0;
  /* 160% height + shifted up so visual center is viewport center */
  height: 160%;
  top: -30%;
  width: 100%;
}

/* Each layer sits absolutely inside the trigger */
.nx-plyr {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* GSAP sets will-change on active parallax elements at runtime */
}

/* Dark overlay tint on image layers for legibility */
.nx-plyr--img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(8,12,26,0.25);
}

/* Title overlay layer */
.nx-plyr--title {
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  pointer-events: none;
}

.nx-parallax__title {
  font-family: var(--font-display);
  font-size: clamp(4rem, 11vw, 10rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.95;
  color: #fff;
  text-align: center;
  /* Soft text-shadow for legibility against imagery */
  text-shadow: 0 2px 40px rgba(8,12,26,0.6);
  user-select: none;
}

.nx-parallax__subtitle {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(0.7rem, 1.4vw, 1rem);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-top: 1.2rem;
  font-weight: 400;
}

/* Top fade — blends with section above */
.nx-parallax__fade-top {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 25%;
  background: linear-gradient(to bottom, var(--void) 0%, transparent 100%);
  z-index: 20;
  pointer-events: none;
}

/* Bottom fade — blends into next section */
.nx-parallax__fade-bot {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 35%;
  background: linear-gradient(to top, var(--void) 0%, transparent 100%);
  z-index: 20;
  pointer-events: none;
}

/* Label badge in top-right corner */
.nx-parallax__badge {
  position: absolute;
  top: var(--s4);
  right: var(--s4);
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 99px;
  background: rgba(8,12,26,0.82);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
}

.nx-parallax__badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lavender);
  flex-shrink: 0;
  animation: blink 2.5s ease-in-out infinite;
}

/* Content section below the sticky parallax */
.nx-parallax__content {
  position: relative;
  z-index: 5;
  padding: var(--s6) 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--s2);
  /* Sits below the 200vh total height */
  margin-top: -1px;
}

/* Responsive parallax */
@media (max-width: 768px) {
  .nx-parallax { height: 220vh; }
  [data-parallax-layers] { top: -20%; height: 140%; }
  .nx-parallax__badge { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .nx-parallax { height: 100vh; }
  [data-parallax-layers] { top: 0; height: 100%; }
  .nx-plyr { transform: none !important; }
}

/* =============================================
   OCEANIC SHIMMER SECTION — 21st.dev
   Layered Tide gradient: Foam → Sky Blue →
   Cobalt → Navy with grain noise overlay.
   ============================================= */
.oceanic-section {
  position: relative;
  overflow: hidden;
  /* Base navy colour */
  background-color: #123A6B;
  /* Grain noise + 4 radial waves stacked */
  background-image:
    url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.215'/></svg>"),
    radial-gradient(150% 48.4% at 41.58%   6%, rgba(234,247,251,0.92) 0%, rgba(234,247,251,0.776) 13.25%, rgba(234,247,251,0.46) 26.5%, rgba(234,247,251,0.144) 39.75%, rgba(234,247,251,0) 53%),
    radial-gradient(150% 48.4% at 42.42%  33%, rgba(127,198,230,0.92) 0%, rgba(127,198,230,0.776) 13.25%, rgba(127,198,230,0.46) 26.5%, rgba(127,198,230,0.144) 39.75%, rgba(127,198,230,0) 53%),
    radial-gradient(150% 48.4% at 51.19%  67%, rgba(46,124,192,0.92)  0%, rgba(46,124,192,0.776)  13.25%, rgba(46,124,192,0.46)  26.5%, rgba(46,124,192,0.144)  39.75%, rgba(46,124,192,0)  53%),
    radial-gradient(150% 48.4% at 53.67%  94%, rgba(18,58,107,0.92)   0%, rgba(18,58,107,0.776)   13.25%, rgba(18,58,107,0.46)   26.5%, rgba(18,58,107,0.144)   39.75%, rgba(18,58,107,0)   53%);
  background-size: 120px 120px, auto, auto, auto, auto;
  background-blend-mode: overlay, normal, normal, normal, normal;
  /* Starting position — JS drifts this on scroll */
  background-position: 0% 20%;
  /* Static grain — GSAP drifts backgroundPositionY on scroll instead */
  background-position: 0% 20%;
}

/* Inner padding for the section content */
.oceanic-section__inner {
  padding: var(--s7) var(--s4);
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

/* The main statement — sits in cobalt/navy zone (lower portion of gradient) */
.oceanic-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.04;
  color: #fff;
  max-width: 800px;
  text-shadow: 0 2px 24px rgba(18,58,107,0.6);
}

.oceanic-title em {
  font-style: normal;
  color: #EAF7FB;
  opacity: 0.9;
}

.oceanic-sub {
  font-size: 1rem;
  color: rgba(234,247,251,0.65);
  margin-top: 1.25rem;
  max-width: 500px;
  line-height: 1.7;
  font-family: var(--font-body);
}

/* Wave stat pills */
.oceanic-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.oceanic-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.2rem;
  border: 1px solid rgba(234,247,251,0.22);
  border-radius: 99px;
  background: rgba(18,58,107,0.35);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: rgba(234,247,251,0.85);
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.oceanic-pill-dot {
  width: 5px;
  height: 5px;
  background: #7FC6E6;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Scroll indicator at the bottom of oceanic section */
.oceanic-divider {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, rgba(234,247,251,0.4), transparent);
  margin: var(--s4) auto 0;
}

@media (max-width: 768px) {
  .oceanic-stats { gap: 0.75rem; }
  .oceanic-title { font-size: clamp(2rem, 7vw, 3.5rem); }
}

@media (prefers-reduced-motion: reduce) {
  .oceanic-section { animation: none; }
}

/* =============================================
   SHOP BANNER
   ============================================= */
.shop-banner {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.shop-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  padding: var(--s5) 0;
  flex-wrap: wrap;
}
.shop-banner__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-low);
  border: 1px solid var(--border);
  padding: 0.35rem 0.85rem;
  border-radius: 99px;
  margin-bottom: 1.1rem;
}
.shop-banner__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.2vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.06;
  color: var(--text);
}
.shop-banner__title em { font-style: normal; color: var(--blue); }
.shop-banner__sub {
  font-size: 0.93rem;
  color: var(--text-2);
  line-height: 1.72;
  margin-top: 0.9rem;
  max-width: 440px;
}
.shop-banner__right {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.85rem;
  flex-shrink: 0;
}
.shop-banner__cta { gap: 0.6rem; padding: 0.85rem 1.75rem; }
.shop-banner__url {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-2);
  letter-spacing: 0.04em;
  transition: color 0.2s;
  text-decoration: none;
}
.shop-banner__url:hover { color: var(--blue); }
@media (max-width: 768px) {
  .shop-banner__inner { flex-direction: column; align-items: flex-start; gap:2rem; }
  .shop-banner__right { flex-direction: row; align-items: center; flex-wrap: wrap; }
}

/* =============================================
   CONNECT SECTION
   ============================================= */
.connect-section { background: var(--void); }
.connect-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 2.5rem;
}
.connect-card {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--border-2);
  border-radius: var(--r3);
  background: var(--surface);
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.22s, background 0.22s, transform 0.22s var(--ease);
}
.connect-card:hover {
  border-color: var(--border);
  background: var(--surface-2);
  transform: translateY(-2px);
}
.connect-card:hover .connect-card__arrow { transform: translateX(4px); }
.connect-card__icon {
  width: 44px; height: 44px;
  border-radius: var(--r2);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.connect-card__icon svg { width: 20px; height: 20px; }
.connect-card__body { flex: 1; min-width: 0; }
.connect-card__label {
  font-family: var(--font-mono);
  font-size: 0.67rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-2);
  margin-bottom: 0.2rem;
}
.connect-card__value {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.connect-card__arrow {
  width: 15px; height: 15px;
  color: var(--text-3);
  flex-shrink: 0;
  transition: transform 0.22s var(--ease);
}
@media (max-width: 600px) { .connect-grid { grid-template-columns: 1fr; } }

/* =============================================
   DONATION SECTION
   ============================================= */
.donate-section { border-top: 1px solid var(--border); }
.donate-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  padding: var(--s6) 0;
}
.donate-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--lavender);
  background: rgba(177,140,255,0.1);
  border: 1px solid rgba(177,140,255,0.2);
  padding: 0.35rem 0.85rem;
  border-radius: 99px;
  letter-spacing: 0.06em;
}
.donate-right { display: flex; flex-direction: column; gap: 1.25rem; }
.donate-card {
  border: 1px solid var(--border-2);
  border-radius: var(--r3);
  background: var(--surface);
  padding: 1.5rem;
  transition: border-color 0.22s;
}
.donate-card:hover { border-color: var(--border); }
.donate-card__head {
  display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1rem;
}
.donate-card__method {
  font-family: var(--font-mono);
  font-size: 0.69rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--text-2);
}
.donate-card__id {
  font-family: var(--font-mono);
  font-size: 1.05rem; font-weight: 600;
  color: var(--text); letter-spacing: 0.04em;
  padding: 0.75rem 1rem;
  background: var(--void);
  border: 1px solid var(--border-2);
  border-radius: var(--r2);
  margin-bottom: 1rem;
  user-select: all;
}
.donate-card__copy {
  display: flex; align-items: center; gap: 0.5rem;
  width: 100%; padding: 0.7rem 1.1rem;
  border-radius: var(--r2);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-family: var(--font-body); font-size: 0.875rem; font-weight: 500;
  cursor: pointer; text-align: center; justify-content: center;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.donate-card__copy:hover { background: var(--blue); border-color: var(--blue); color: #fff; }
.donate-card__copy svg { width: 14px; height: 14px; flex-shrink: 0; }
.donate-card__copy.copied {
  background: rgba(52,211,153,0.15);
  border-color: var(--green); color: var(--green);
}
.donate-card__note { font-size: 0.78rem; color: var(--text-3); line-height: 1.55; margin-top: 0.75rem; }
@media (max-width: 900px) { .donate-inner { grid-template-columns: 1fr; gap: 2.5rem; } }

/* =============================================
   FOOTER ADDITIONS — contact mini + real icons
   ============================================= */
.footer-contact-mini {
  display: flex; flex-direction: column; gap: 0.45rem; margin-top: 1.25rem;
}
.footer-contact-mini a {
  font-size: 0.8rem; color: var(--text-2);
  transition: color 0.2s;
  text-decoration: none;
}
.footer-contact-mini a:hover { color: var(--text); }
.footer-social a {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
}
.footer-social a svg { width: 16px; height: 16px; }

/* =============================================
   UPI CODE BLOCK (GitHub-style)
   ============================================= */
.upi-codeblock {
  border: 1px solid var(--border-2);
  border-radius: var(--r2);
  overflow: hidden;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
}
.upi-codeblock__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.35rem 0.75rem;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid var(--border-2);
}
.upi-codeblock__lang {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-2);
  user-select: none;
}
.upi-codeblock__copy {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-2);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.2rem 0.5rem;
  border-radius: var(--r1);
  transition: color 0.2s, background 0.2s;
}
.upi-codeblock__copy:hover { color: var(--text); background: rgba(255,255,255,0.07); }
.upi-codeblock__copy.copied { color: var(--green); }
.upi-codeblock__copy svg { width: 13px; height: 13px; }
.upi-codeblock__pre {
  margin: 0;
  padding: 0.9rem 1rem;
  background: var(--void);
  line-height: 1.6;
}
.upi-codeblock__code {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--lavender);
  letter-spacing: 0.04em;
  background: none;
}

/* Donate via UPI button */
.donate-upi-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.8rem 1.25rem;
  background: var(--blue);
  color: #fff;
  border: none;
  border-radius: var(--r2);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 0.6rem;
  transition: background 0.2s, transform 0.15s;
}
.donate-upi-cta:hover { background: var(--blue-mid); transform: translateY(-1px); }
.donate-upi-cta svg { width: 18px; height: 18px; flex-shrink: 0; }

/* =============================================
   UPI DONATION MODAL
   ============================================= */
.upi-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.upi-modal-overlay[hidden] { display: none; }

.upi-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8,12,26,0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  transition: opacity 0.28s ease;
}
.upi-modal-overlay.open .upi-modal__backdrop { opacity: 1; }

.upi-modal__dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  max-height: 92vh;
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r4);
  padding: 2.25rem 2rem 2rem;
  opacity: 0;
  transform: translateY(24px) scale(0.97);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.upi-modal-overlay.open .upi-modal__dialog {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Close button */
.upi-modal__close {
  position: absolute;
  top: 1rem; right: 1rem;
  width: 30px; height: 30px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--text-2);
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.upi-modal__close svg { width: 13px; height: 13px; }
.upi-modal__close:hover { background: #f87171; border-color: #f87171; color: #fff; }

/* ---- Steps ---- */
.upi-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0;
}
.upi-step[hidden] { display: none; }

.upi-step__icon {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: var(--blue-low);
  border: 2px solid var(--blue-mid);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--blue);
  margin-bottom: 1rem;
}
.upi-step__title {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 0.3rem;
}
.upi-step__sub {
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.5;
  margin-bottom: 1.35rem;
}
.upi-step__note {
  font-size: 0.7rem;
  color: var(--text-3);
  margin-top: 0.85rem;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

/* Amount input */
.upi-amount-wrap {
  display: flex;
  align-items: stretch;
  width: 100%;
  background: var(--void);
  border: 1.5px solid var(--border);
  border-radius: var(--r3);
  overflow: hidden;
  margin-bottom: 1rem;
  transition: border-color 0.2s;
}
.upi-amount-wrap:focus-within { border-color: var(--blue); }
.upi-amount-wrap.error {
  border-color: #f87171;
  animation: upiShake 0.4s cubic-bezier(0.36,0.07,0.19,0.97);
}
@keyframes upiShake {
  0%,100% { transform: translateX(0); }
  20%     { transform: translateX(-7px); }
  40%     { transform: translateX(7px); }
  60%     { transform: translateX(-5px); }
  80%     { transform: translateX(5px); }
}
.upi-amount-wrap__prefix {
  padding: 0 1rem;
  background: var(--blue-low);
  border-right: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--blue);
  display: flex; align-items: center;
  user-select: none;
  flex-shrink: 0;
}
.upi-amount-input {
  flex: 1;
  min-width: 0;
  padding: 0.85rem 1rem;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--text);
  letter-spacing: -0.02em;
  text-align: right;
}
.upi-amount-input::placeholder { color: var(--text-3); font-weight: 400; font-size: 1.4rem; }

/* Quick amounts */
.upi-quick-amounts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  justify-content: center;
  width: 100%;
  margin-bottom: 1.4rem;
}
.upi-quick {
  padding: 0.38rem 0.85rem;
  border: 1px solid var(--border-2);
  border-radius: 99px;
  background: var(--surface-2);
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}
.upi-quick:hover, .upi-quick.upi-quick--active {
  border-color: var(--blue);
  background: var(--blue-low);
  color: var(--text);
}

/* Pay / Continue button (inside modal) */
.upi-modal-paybtn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  padding: 0.9rem 1.5rem;
  background: var(--blue);
  color: #fff;
  border: none;
  border-radius: var(--r2);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.18s, transform 0.15s;
}
.upi-modal-paybtn:hover { background: hsl(237,79%,60%); transform: translateY(-1px); }
.upi-modal-paybtn svg { width: 16px; height: 16px; flex-shrink: 0; }

/* Step 2 — paying amount display */
.upi-paying-amount {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 3.5rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  color: var(--text);
  line-height: 1;
}

/* QR Code */
.upi-qr-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
  margin: 1rem 0;
}

/* Base frame */
.upi-qr-frame {
  position: relative;
  padding: 0.7rem;
  background: #ffffff;
  border-radius: var(--r2);
  line-height: 0;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.08);
  overflow: hidden;
  min-width: 220px;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* The actual QR image — hidden until loaded */
.upi-qr-frame img {
  display: block;
  border-radius: 3px;
}

/* ---- LOADING state — skeleton pulse ---- */
.upi-qr-frame[data-qr="loading"]::before,
.upi-qr-frame[data-qr="retrying"]::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    #e8e8e8 25%,
    #f5f5f5 50%,
    #e8e8e8 75%
  );
  background-size: 200% 100%;
  animation: qrSkeleton 1.4s ease-in-out infinite;
  border-radius: inherit;
}

@keyframes qrSkeleton {
  0%   { background-position:  100% 0; }
  100% { background-position: -100% 0; }
}

/* Loading spinner icon in the center */
.upi-qr-frame[data-qr="loading"]::after {
  content: '';
  position: absolute;
  width: 28px; height: 28px;
  border: 3px solid rgba(61,70,232,0.2);
  border-top-color: #3D46E8;
  border-radius: 50%;
  animation: qrSpin 0.7s linear infinite;
  z-index: 1;
}

@keyframes qrSpin {
  to { transform: rotate(360deg); }
}

/* ---- RETRYING state — amber pulse border ---- */
.upi-qr-frame[data-qr="retrying"] {
  box-shadow: 0 0 0 2px #f59e0b;
  animation: qrRetryPulse 1s ease-in-out infinite;
}

@keyframes qrRetryPulse {
  0%,100% { box-shadow: 0 0 0 2px #f59e0b; }
  50%     { box-shadow: 0 0 0 5px rgba(245,158,11,0.25); }
}

/* Show "Retrying…" text */
.upi-qr-frame[data-qr="retrying"]::after {
  content: 'Retrying…';
  position: absolute;
  bottom: 8px;
  left: 0; right: 0;
  text-align: center;
  font-family: monospace;
  font-size: 0.7rem;
  color: #f59e0b;
  z-index: 2;
}

/* ---- ERROR state — red border + message ---- */
.upi-qr-frame[data-qr="error"] {
  background: #fff8f8;
  box-shadow: 0 0 0 2px #f87171;
  min-height: 100px;
}

.upi-qr-frame[data-qr="error"]::before {
  content: '⚠ QR failed to load.\A Pay manually using\A the UPI ID below.';
  white-space: pre;
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: monospace;
  font-size: 0.72rem;
  color: #b91c1c;
  text-align: center;
  line-height: 1.7;
  padding: 1rem;
  background: none;
  animation: none;
}

/* Hide img in loading/retrying/error so skeleton fills the space */
.upi-qr-frame[data-qr="loading"] img,
.upi-qr-frame[data-qr="retrying"] img,
.upi-qr-frame[data-qr="error"] img {
  opacity: 0;
  pointer-events: none;
}

.upi-qr-hint {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* UPI ID row in step 2 */
.upi-id-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  margin: 0.9rem 0;
  padding: 0.55rem 0.85rem;
  background: var(--void);
  border: 1px solid var(--border-2);
  border-radius: var(--r2);
}
.upi-id-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  flex-shrink: 0;
}
.upi-id-code {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--lavender);
  flex: 1;
  text-align: left;
  background: none;
}
.upi-id-copy {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-2);
  padding: 0.15rem;
  display: flex; align-items: center;
  transition: color 0.2s;
  flex-shrink: 0;
}
.upi-id-copy svg { width: 14px; height: 14px; }
.upi-id-copy:hover { color: var(--text); }

/* 10-second confirm button */
.upi-confirm-wrap {
  width: 100%;
  margin-top: 0.9rem;
  animation: fadeInUp 0.4s var(--ease) both;
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.upi-confirm-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1rem;
  border: 1.5px dashed var(--green, #34d399);
  border-radius: var(--r2);
  background: rgba(52,211,153,0.06);
  color: var(--green, #34d399);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s;
}
.upi-confirm-btn:hover { background: rgba(52,211,153,0.14); }
.upi-confirm-btn svg { width: 15px; height: 15px; }

/* Step 3 — thank you */
.upi-thanks-anim {
  position: relative;
  width: 80px; height: 80px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
}
.upi-thanks-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--green, #34d399);
  animation: thanksPulse 1.2s ease-out both;
}
@keyframes thanksPulse {
  0%   { transform: scale(0.5); opacity: 0; }
  60%  { opacity: 1; }
  100% { transform: scale(1.15); opacity: 0; }
}
.upi-thanks-emoji {
  font-size: 2.6rem;
  line-height: 1;
  animation: bounceIn 0.55s var(--ease-spring) 0.15s both;
}
@keyframes bounceIn {
  from { transform: scale(0.2); opacity: 0; }
  to   { transform: scale(1);   opacity: 1; }
}
.upi-thanks-close {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  margin-top: 1.5rem;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--r2);
  background: var(--surface-2);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
.upi-thanks-close:hover { background: var(--blue); border-color: var(--blue); color: #fff; }
.upi-thanks-close svg { width: 14px; height: 14px; }

/* Responsive */
@media (max-width: 480px) {
  .upi-modal__dialog { padding: 1.75rem 1.25rem 1.5rem; }
  .upi-paying-amount { font-size: 2.4rem; }
}