:root {
  /* color */
  --cream-0: #FFFFFF;
  --cream-1: #FFF9F4;
  --cream-2: #FFF3E8;
  --cream-3: #FFEBDD;
  --peach: #FFD9C2;
  --orange: #FF5A1F;
  --orange-hi: #FF7A2F;
  --crimson: #E02D1B;
  --amber: #FFB347;
  --ink: #1B0F0C;
  --muted: #7A6A63;
  --line: rgba(27, 15, 12, 0.08);
  --maroon: #1C0A07;
  --maroon-2: #2A0F0A;

  /* gradients */
  --grad-primary: linear-gradient(135deg, #FF7A2F 0%, #FF5A1F 45%, #E02D1B 100%);
  --grad-band: linear-gradient(120deg, #FF6A2A 0%, #F2421E 55%, #D92A18 100%);
  --grad-page: linear-gradient(180deg, #FFF9F4 0%, #FFEFE3 100%);

  /* glass */
  --glass-bg: rgba(255, 255, 255, 0.76);
  --glass-blur: 20px;
  --glass-border: rgba(255, 255, 255, 0.85);

  /* radius */
  --r-sm: 12px;
  --r-md: 20px;
  --r-lg: 28px;
  --r-pill: 999px;

  /* shadow */
  --sh-card: 0 10px 30px rgba(255, 90, 31, 0.08), 0 2px 6px rgba(27, 15, 12, 0.04);
  --sh-card-hover: 0 22px 50px rgba(255, 90, 31, 0.18), 0 6px 14px rgba(27, 15, 12, 0.06);
  --sh-btn: 0 10px 24px rgba(255, 90, 31, 0.35);

  /* layout */
  --container: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
  --section-y: clamp(56px, 8vw, 96px);

  /* typography scale */
  --fs-h1: clamp(2.4rem, 5.2vw + 0.6rem, 4.25rem);
  --fs-h2: clamp(1.8rem, 3vw + 0.6rem, 2.75rem);
  --fs-h3: clamp(1.3rem, 1.8vw + 0.5rem, 1.75rem);
  --fs-body: clamp(1rem, 0.25vw + 0.95rem, 1.125rem);
  --fs-sm: 0.875rem;
  --fs-xs: 0.75rem;

  /* fonts */
  --font-heading: 'Montserrat', system-ui, -apple-system, sans-serif;
  --font-ui: 'Outfit', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-num: 'Unbounded', sans-serif;
  --font-tamil: 'Noto Sans Tamil', sans-serif;

  /* motion */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-inout: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-1: 0.2s;
  --dur-2: 0.4s;
  --dur-3: 0.7s;
  --dur-4: 1.1s;
}

@property --shine {
  syntax: '<percentage>';
  inherits: false;
  initial-value: 0%;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background-color: var(--cream-1);
  background-image: var(--grad-page);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
  color: var(--ink);
}

img, svg, picture, video {
  display: block;
  max-width: 100%;
}

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

button, input, select, textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

/* Accessible focus ring */
:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

/* Mesh blobs */
.mesh-blob {
  position: absolute;
  pointer-events: none;
  border-radius: 50%;
  filter: blur(80px);
  z-index: 0;
  opacity: 0.45;
  will-change: transform;
}

.blob-orange {
  background: radial-gradient(circle, rgba(255, 122, 47, 0.35) 0%, rgba(255, 90, 31, 0.05) 70%, transparent 100%);
}

.blob-peach {
  background: radial-gradient(circle, rgba(255, 217, 194, 0.6) 0%, rgba(255, 179, 71, 0.1) 70%, transparent 100%);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.15;
  color: var(--ink);
  letter-spacing: -0.02em;
}

h1 {
  font-size: var(--fs-h1);
  font-weight: 900;
}

h2 {
  font-size: var(--fs-h2);
  font-weight: 800;
}

h3 {
  font-size: var(--fs-h3);
  font-weight: 700;
}

p {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--muted);
  line-height: 1.65;
}

/* Two-tone Headline Highlight Word */
.hl {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  position: relative;
}

.hl::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 4px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 12' preserveAspectRatio='none'%3E%3Cpath d='M0 7C25 2 75 12 100 5' stroke='%23FF5A1F' stroke-width='4' stroke-linecap='round' fill='none'/%3E%3C/svg%3E") no-repeat center bottom / 100% 100%;
  opacity: 0.85;
}

/* UI labels & chips */
.label-mono {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.price-text {
  font-family: var(--font-num);
  font-weight: 600;
  color: var(--orange);
  letter-spacing: -0.02em;
}

.tamil-text {
  font-family: var(--font-tamil);
  font-weight: 600;
}
/* Primary Button */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--grad-primary);
  color: #FFFFFF;
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--r-pill);
  box-shadow: var(--sh-btn);
  transition: transform var(--dur-1) var(--ease-out), box-shadow var(--dur-1) var(--ease-out);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(255, 90, 31, 0.45);
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-primary .arrow-icon {
  transition: transform var(--dur-2) var(--ease-spring);
}

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

/* Secondary Button */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #FFFFFF;
  color: var(--orange);
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  font-weight: 600;
  padding: 13px 26px;
  border: 1.5px solid var(--orange);
  border-radius: var(--r-pill);
  transition: all var(--dur-1) var(--ease-out);
  cursor: pointer;
  white-space: nowrap;
}

.btn-secondary:hover {
  background: var(--cream-2);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 90, 31, 0.15);
}

/* Glass Card */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-card);
  transition: transform var(--dur-2) var(--ease-out), box-shadow var(--dur-2) var(--ease-out);
  position: relative;
}

.glass-card-hover:hover {
  transform: translateY(-6px);
  box-shadow: var(--sh-card-hover);
}

/* Chip */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--line);
  padding: 6px 14px;
  border-radius: var(--r-pill);
  font-family: var(--font-ui);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--ink);
}

.chip-orange {
  background: rgba(255, 90, 31, 0.08);
  border-color: rgba(255, 90, 31, 0.25);
  color: var(--orange);
}

.chip-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Pulse Dot */
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--crimson);
  display: inline-block;
  position: relative;
}

.pulse-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background-color: var(--crimson);
  opacity: 0.6;
  animation: pulse-ring 2s infinite var(--ease-out);
}

@keyframes pulse-ring {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(2.4); opacity: 0; }
}

/* CTA Band */
.cta-band {
  background: var(--grad-band);
  border-radius: var(--r-lg);
  padding: clamp(36px, 6vw, 64px) clamp(24px, 5vw, 56px);
  color: #FFFFFF;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(224, 45, 27, 0.35);
}

.cta-band h2 {
  color: #FFFFFF;
  font-size: clamp(2rem, 3.5vw, 3rem);
  margin-bottom: 12px;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--fs-body);
  max-width: 600px;
  margin: 0 auto 32px;
}

/* Section Spacing */
.section-pad {
  padding-top: var(--section-y);
  padding-bottom: var(--section-y);
  position: relative;
}

.section-white {
  background-color: #FFFFFF;
}

.section-cream {
  background-color: var(--cream-1);
}
/* 60fps GPU Acceleration */
.gpu {
  transform: translate3d(0, 0, 0);
  will-change: transform;
  backface-visibility: hidden;
}

/* Floating animation */
@keyframes float-slow {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-10px) rotate(1.5deg);
  }
}

@keyframes float-reverse {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(8px) rotate(-1.5deg);
  }
}

.anim-float {
  animation: float-slow 6s ease-in-out infinite;
}

.anim-float-rev {
  animation: float-reverse 7s ease-in-out infinite;
}

/* Sparkle twinkle */
@keyframes sparkle {
  0%, 100% {
    transform: scale(0.6) rotate(0deg);
    opacity: 0.3;
  }
  50% {
    transform: scale(1.1) rotate(90deg);
    opacity: 1;
  }
}

.anim-sparkle {
  animation: sparkle 3.5s ease-in-out infinite;
}

/* Orbit spin */
@keyframes spin-orbit {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.anim-orbit {
  animation: spin-orbit 45s linear infinite;
}

/* Reveal elements */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Floating Chat FAB pulse */
@keyframes fab-pulse {
  0%, 100% {
    box-shadow: 0 10px 24px rgba(255, 90, 31, 0.4);
  }
  50% {
    box-shadow: 0 10px 36px rgba(255, 90, 31, 0.7);
  }
}

.fab-pulse-effect {
  animation: fab-pulse 3s infinite ease-in-out;
}