/* ============================================
   GrowMark — Base / Reset / Utilities (v2)
   21st.dev-inspired: noise, grid, spotlights
   ============================================ */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-secondary);
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  line-height: var(--lh-normal);
  color: var(--clr-text);
  background-color: var(--clr-bg);
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
}

/* ── Noise texture overlay (21st.dev signature) ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 128px 128px;
}

/* ── Dot grid background pattern ─────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: radial-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 30%, transparent 100%);
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-normal) var(--ease-smooth);
}

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-primary);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
}

p {
  color: var(--clr-text-secondary);
  line-height: var(--lh-relaxed);
}

::selection {
  background: var(--clr-primary-30);
  color: var(--clr-text);
}

/* ── Premium scrollbar ────────────────── */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--clr-bg);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, var(--clr-primary-20), var(--clr-surface-3));
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--clr-primary-30);
}

/* ── Container ─────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  position: relative;
  z-index: 1;
}

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

/* ── Section ───────────────────────────── */
.section {
  padding: var(--sp-5xl) 0;
  position: relative;
  overflow: hidden;
}

.section__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--clr-primary);
  margin-bottom: var(--sp-lg);
  padding: 6px 14px;
  border: 1px solid var(--clr-primary-20);
  border-radius: var(--radius-full);
  background: var(--clr-primary-10);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.section__label::before {
  content: '//';
  opacity: 0.5;
}

/* Shimmer effect on label */
.section__label::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 200, 83, 0.1), transparent);
  animation: shimmer 3s ease-in-out infinite;
}

.section__title {
  font-size: var(--fs-h2);
  font-weight: var(--fw-extrabold);
  color: var(--clr-text);
  margin-bottom: var(--sp-md);
  letter-spacing: -0.02em;
}

.section__subtitle {
  font-size: var(--fs-body);
  color: var(--clr-text-secondary);
  max-width: 600px;
  line-height: var(--lh-relaxed);
}

.section__header {
  text-align: center;
  margin-bottom: var(--sp-3xl);
}

.section__header .section__subtitle {
  margin: 0 auto;
}

/* ── Buttons ───────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  font-family: var(--font-secondary);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  padding: 0.85rem 2rem;
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal) var(--ease-smooth);
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

/* Shimmer sweep on buttons */
.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.6s var(--ease-smooth);
  z-index: 1;
}

.btn:hover::before {
  left: 100%;
}

.btn--primary {
  background: var(--gradient-primary);
  color: #000;
  font-weight: var(--fw-bold);
  box-shadow: var(--shadow-glow);
  border: 1px solid rgba(0, 200, 83, 0.3);
}

.btn--primary:hover {
  box-shadow: var(--shadow-glow-lg);
  transform: translateY(-3px);
  filter: brightness(1.1);
}

.btn--primary:active {
  transform: translateY(-1px);
}

.btn--outline {
  background: rgba(255, 255, 255, 0.03);
  color: var(--clr-text);
  border: 1px solid var(--clr-border-2);
  backdrop-filter: blur(10px);
}

.btn--outline:hover {
  border-color: var(--clr-primary);
  color: var(--clr-primary);
  transform: translateY(-3px);
  box-shadow: 0 0 20px rgba(0, 200, 83, 0.08);
  background: rgba(0, 200, 83, 0.05);
}

.btn--ghost {
  background: transparent;
  color: var(--clr-text-secondary);
  padding: 0.5rem 1rem;
}

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

.btn--sm {
  padding: 0.5rem 1.2rem;
  font-size: var(--fs-caption);
  border-radius: var(--radius-md);
}

.btn--lg {
  padding: 1rem 2.4rem;
  font-size: var(--fs-body);
  border-radius: var(--radius-xl);
}

.btn__icon {
  width: 18px;
  height: 18px;
  transition: transform var(--duration-normal) var(--ease-smooth);
}

.btn:hover .btn__icon {
  transform: translateX(4px);
}

/* ── Badge / Tag ───────────────────────── */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  color: var(--clr-text-secondary);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--clr-border);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  transition: all var(--duration-normal) var(--ease-smooth);
  backdrop-filter: blur(8px);
}

.tag:hover {
  border-color: var(--clr-primary-30);
  color: var(--clr-primary);
  background: var(--clr-primary-10);
  transform: translateY(-1px);
}

.tag__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--clr-primary);
  box-shadow: 0 0 8px var(--clr-primary);
  animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {

  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 8px var(--clr-primary);
  }

  50% {
    opacity: 0.5;
    box-shadow: 0 0 4px var(--clr-primary);
  }
}

/* ── Utility ───────────────────────────── */
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Animated shining text */
.text-shine {
  background: var(--gradient-text-shine);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: textShine 4s linear infinite;
}

@keyframes textShine {
  to {
    background-position: 200% center;
  }
}

.glow-line {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-primary-30), var(--clr-primary), var(--clr-primary-30), transparent);
  position: relative;
}

.glow-line::after {
  content: '';
  position: absolute;
  inset: -4px 20%;
  background: linear-gradient(90deg, transparent, rgba(0, 200, 83, 0.2), transparent);
  filter: blur(8px);
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  background: var(--gradient-glow);
  filter: blur(80px);
  pointer-events: none;
}

/* ── Animated grid lines ──────────────── */
.grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, black 20%, transparent 100%);
  pointer-events: none;
}

/* ── Reveal on scroll (enhanced 3D) ────── */
.reveal {
  opacity: 0;
  transform: translateY(50px) scale(0.98);
  transition: opacity var(--duration-slower) var(--ease-smooth),
    transform var(--duration-slower) var(--ease-smooth);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-60px) rotate(-1deg);
  transition: opacity var(--duration-slower) var(--ease-smooth),
    transform var(--duration-slower) var(--ease-smooth);
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0) rotate(0deg);
}

.reveal-right {
  opacity: 0;
  transform: translateX(60px) rotate(1deg);
  transition: opacity var(--duration-slower) var(--ease-smooth),
    transform var(--duration-slower) var(--ease-smooth);
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0) rotate(0deg);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.85);
  transition: opacity var(--duration-slower) var(--ease-smooth),
    transform var(--duration-slower) var(--ease-smooth);
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* ── Stagger children delay ────────────── */
.stagger-1 {
  transition-delay: 0.1s;
}

.stagger-2 {
  transition-delay: 0.2s;
}

.stagger-3 {
  transition-delay: 0.3s;
}

.stagger-4 {
  transition-delay: 0.4s;
}

.stagger-5 {
  transition-delay: 0.5s;
}

.stagger-6 {
  transition-delay: 0.6s;
}

/* ── Keyframe Animations ──────────────── */
@keyframes shimmer {
  0% {
    left: -100%;
  }

  100% {
    left: 200%;
  }
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-12px);
  }
}

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

  100% {
    transform: scale(2);
    opacity: 0;
  }
}

@keyframes spin-slow {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes gradient-shift {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

/* ── Glass card mixin (utility class) ──── */
.glass-card {
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-card);
}

.glass-card:hover {
  border-color: var(--clr-border-3);
  box-shadow: var(--shadow-card-hover);
}

/* ── Magnetic hover effect container ───── */
.magnetic {
  transition: transform var(--duration-normal) var(--ease-smooth);
}

.tubes-cursor-canvas {
  position: fixed;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
}