/* =================== GOOGLE FONTS =================== */
/* Loaded via HTML <link> */

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

:root {
  --bg: #09000f;
  --purple: #b000ff;
  --cyan: #00ccff;
  --pink: #ff0080;
  --green: #00ff88;
  --orange: #ff6600;
  --yellow: #ffee00;
  --font-orbitron: 'Orbitron', sans-serif;
  --font-inter: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-inter);
  background: var(--bg);
  color: #f8f8f8;
  overflow-x: hidden;
  min-height: 100vh;
}

/* =================== SCROLLBAR =================== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: rgba(0,0,0,0.3); }
::-webkit-scrollbar-thumb { background: linear-gradient(var(--purple), var(--cyan)); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: linear-gradient(#cc44ff, #44ddff); }

/* =================== ANIMATIONS =================== */
@keyframes glow-pulse {
  0%,100% { opacity: 0.4; }
  50%      { opacity: 1; }
}
@keyframes float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}
@keyframes particle-float {
  0%   { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateY(-100px) rotate(720deg); opacity: 0; }
}
@keyframes bg-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@keyframes slide-in-up {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes popup-entrance {
  0%   { opacity: 0; transform: scale(0.5) translateY(50px); }
  60%  { transform: scale(1.05) translateY(-5px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}
@keyframes shake {
  0%,100% { transform: rotate(0deg); }
  25%      { transform: rotate(-5deg); }
  75%      { transform: rotate(5deg); }
}
@keyframes rainbow-border {
  0%   { border-color: #ff0080; box-shadow: 0 0 20px #ff0080; }
  14%  { border-color: #ff6600; box-shadow: 0 0 20px #ff6600; }
  28%  { border-color: #ffee00; box-shadow: 0 0 20px #ffee00; }
  42%  { border-color: #00ff88; box-shadow: 0 0 20px #00ff88; }
  57%  { border-color: #00ccff; box-shadow: 0 0 20px #00ccff; }
  71%  { border-color: #b000ff; box-shadow: 0 0 20px #b000ff; }
  100% { border-color: #ff0080; box-shadow: 0 0 20px #ff0080; }
}
@keyframes neon-pulse-green {
  0%,100% { box-shadow: 0 0 5px #00ff88, 0 0 20px #00ff88; }
  50%      { box-shadow: 0 0 15px #44ffaa, 0 0 50px #44ffaa; }
}
@keyframes progress-glow {
  0%,100% { box-shadow: 0 0 5px var(--purple); }
  50%      { box-shadow: 0 0 20px var(--purple), 0 0 40px var(--purple); }
}
@keyframes equalizer-bar {
  0%,100% { transform: scaleY(0.2); }
  50%      { transform: scaleY(1); }
}
@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* =================== LAYOUT =================== */
.page-wrap {
  background: linear-gradient(-45deg, #0a0014, #000a14, #14000a, #000a0a, #0a0014);
  background-size: 400% 400%;
  animation: bg-shift 8s ease infinite;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}
.content-layer { position: relative; z-index: 10; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 1rem; }

/* =================== GLASS =================== */
.glass {
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.08);
}
.glass-strong {
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  border: 1px solid rgba(255,255,255,0.12);
}

/* =================== TEXT UTILS =================== */
.gradient-text-purple {
  background: linear-gradient(135deg, var(--purple), var(--pink), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-text-cyan {
  background: linear-gradient(135deg, var(--cyan), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.glow-text-purple {
  text-shadow: 0 0 10px rgba(176,0,255,0.8), 0 0 30px rgba(176,0,255,0.6), 0 0 60px rgba(176,0,255,0.4);
}
.glow-text-cyan {
  text-shadow: 0 0 10px rgba(0,204,255,0.8), 0 0 30px rgba(0,204,255,0.6), 0 0 60px rgba(0,204,255,0.4);
}

/* =================== PARTICLES =================== */
#particles-container {
  position: fixed; top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none; z-index: 0; overflow: hidden;
}
.particle {
  position: absolute; bottom: -20px;
  border-radius: 50%;
  animation: particle-float linear infinite;
}

/* =================== NEON LIGHTS =================== */
#neon-lights {
  position: fixed; inset: 0;
  pointer-events: none; z-index: 0; overflow: hidden;
}
.neon-orb { position: absolute; border-radius: 50%; }
.neon-line-top {
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--purple), var(--cyan), var(--pink), transparent);
  box-shadow: 0 0 10px rgba(176,0,255,0.8);
  animation: glow-pulse 2s ease-in-out infinite;
}
.neon-line-bottom {
  position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--green), var(--yellow), var(--cyan), transparent);
  box-shadow: 0 0 10px rgba(0,255,136,0.8);
  animation: glow-pulse 2.5s ease-in-out infinite 0.5s;
}
.neon-line-left {
  position: absolute; top: 0; bottom: 0; left: 0; width: 1px;
  background: linear-gradient(180deg, transparent, var(--purple), var(--pink), transparent);
  animation: glow-pulse 3s ease-in-out infinite;
}
.neon-line-right {
  position: absolute; top: 0; bottom: 0; right: 0; width: 1px;
  background: linear-gradient(180deg, transparent, var(--cyan), var(--green), transparent);
  animation: glow-pulse 3s ease-in-out infinite 1s;
}

/* =================== HEADER =================== */
header {
  position: relative; z-index: 20;
  padding: 1.5rem 1rem;
}
.header-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 0.75rem; }
.logo-icon-wrap { position: relative; }
.logo-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(176,0,255,0.3), rgba(0,204,255,0.3));
  border: 1px solid rgba(176,0,255,0.6);
  box-shadow: 0 0 20px rgba(176,0,255,0.4), inset 0 0 20px rgba(176,0,255,0.1);
}
.logo-icon svg { width: 22px; height: 22px; color: #c084fc; }
.logo-zap {
  position: absolute; top: -4px; right: -4px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--cyan); box-shadow: 0 0 10px var(--cyan);
  display: flex; align-items: center; justify-content: center;
}
.logo-zap svg { width: 9px; height: 9px; color: #000; }
.logo-text h1 {
  font-family: var(--font-orbitron); font-size: 1.5rem; font-weight: 900;
  line-height: 1;
}
.logo-text p {
  font-size: 0.65rem; color: #6b7280; letter-spacing: 0.2em;
  text-transform: uppercase; margin-top: -2px;
}
nav { display: none; }
@media (min-width: 768px) {
  nav { display: flex; align-items: center; gap: 1.5rem; }
}
nav a {
  font-size: 0.875rem; color: #9ca3af; font-weight: 500;
  letter-spacing: 0.05em; text-decoration: none;
  transition: color 0.2s;
}
nav a:hover { color: #c084fc; }
.free-badge {
  padding: 0.5rem 1rem; border-radius: 9999px;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em;
  text-transform: uppercase;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(0,204,255,0.5);
  color: var(--cyan);
  text-shadow: 0 0 10px rgba(0,204,255,0.8);
}

/* =================== HERO =================== */
.hero { text-align: center; padding: 4rem 1rem; animation: slide-in-up 0.6s ease-out forwards; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.75rem;
  padding: 0.75rem 1.5rem; border-radius: 9999px; margin-bottom: 2rem;
}
.eq-bars { display: flex; gap: 3px; align-items: flex-end; height: 24px; }
.eq-bar {
  width: 4px; border-radius: 2px; transform-origin: bottom;
  animation: equalizer-bar ease-in-out infinite;
}
.hero-badge-text {
  font-size: 0.75rem; color: var(--cyan);
  font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase;
}
.hero h1 {
  font-family: var(--font-orbitron); font-size: clamp(3.5rem, 10vw, 6rem);
  font-weight: 900; line-height: 1; margin-bottom: 1.5rem;
}
.hero-subtitle {
  font-size: clamp(1.25rem, 3vw, 1.75rem); font-weight: 700;
  color: rgba(255,255,255,0.9); margin-bottom: 1rem;
}
.hero-desc {
  color: #9ca3af; font-size: 1.125rem; max-width: 42rem;
  margin: 0 auto 3rem; line-height: 1.7;
}
.hero-desc span { color: #c084fc; font-weight: 600; }
.hero-tags {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 1rem; margin-bottom: 4rem;
}
.hero-tag {
  padding: 0.5rem 1.25rem; border-radius: 9999px;
  font-size: 0.875rem; font-weight: 500; color: rgba(255,255,255,0.8);
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(20px);
}

/* =================== UPLOAD ZONE =================== */
#upload-section { margin-bottom: 4rem; }
.upload-zone {
  max-width: 48rem; margin: 0 auto;
  border: 2px dashed rgba(176,0,255,0.4);
  border-radius: 20px; padding: 3rem;
  text-align: center; cursor: pointer;
  transition: all 0.3s ease;
  background: rgba(176,0,255,0.03);
}
.upload-zone:hover, .upload-zone.drag-over {
  border-color: rgba(176,0,255,0.9);
  background: rgba(176,0,255,0.08);
  box-shadow: 0 0 30px rgba(176,0,255,0.3), inset 0 0 30px rgba(176,0,255,0.05);
}
.upload-icon-wrap {
  width: 96px; height: 96px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, rgba(176,0,255,0.2), rgba(0,204,255,0.2));
  border: 2px solid rgba(176,0,255,0.5);
  box-shadow: 0 0 30px rgba(176,0,255,0.3);
  animation: float 3s ease-in-out infinite;
}
.upload-icon-wrap svg { width: 38px; height: 38px; color: #c084fc; }
.upload-zone h3 { font-size: 1.5rem; font-weight: 700; color: #fff; margin-bottom: 0.75rem; }
.upload-zone p { color: #9ca3af; margin-bottom: 1.5rem; }
.upload-formats { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem; margin-bottom: 1.5rem; }
.fmt-badge {
  padding: 0.25rem 0.75rem; border-radius: 9999px;
  font-size: 0.75rem; font-weight: 700; color: #c084fc;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(176,0,255,0.4);
}
.upload-note { font-size: 0.75rem; color: #374151; }

/* File loaded state */
.file-loaded {
  max-width: 48rem; margin: 0 auto;
  border-radius: 16px; padding: 2rem;
  border: 1px solid rgba(0,255,136,0.4);
  box-shadow: 0 0 30px rgba(0,255,136,0.15);
}
.file-loaded-row { display: flex; align-items: center; gap: 1.5rem; }
.file-loaded-icon {
  width: 64px; height: 64px; border-radius: 16px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(0,255,136,0.2), rgba(0,204,255,0.2));
  border: 1px solid rgba(0,255,136,0.5);
  box-shadow: 0 0 20px rgba(0,255,136,0.3);
}
.file-loaded-icon svg { width: 28px; height: 28px; color: #4ade80; }
.file-loaded-info { flex: 1; min-width: 0; }
.file-loaded-label { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.25rem; }
.file-loaded-label svg { width: 16px; height: 16px; color: #4ade80; flex-shrink: 0; }
.file-loaded-label span { color: #4ade80; font-size: 0.875rem; font-weight: 600; }
.file-name { font-weight: 700; font-size: 1.125rem; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.file-size { color: #9ca3af; font-size: 0.875rem; }
.file-remove-btn {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,80,80,0.3);
  border-radius: 12px; padding: 0.5rem; cursor: pointer;
  transition: background 0.2s; flex-shrink: 0;
}
.file-remove-btn:hover { background: rgba(239,68,68,0.2); }
.file-remove-btn svg { width: 18px; height: 18px; color: #f87171; display: block; }
.waveform-section { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid rgba(255,255,255,0.1); }
.waveform-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.5rem; }
.waveform-header span { color: #9ca3af; font-size: 0.875rem; }
.waveform-header svg { width: 14px; height: 14px; color: #c084fc; }
.waveform-bars { display: flex; align-items: flex-end; gap: 1px; height: 48px; }
.waveform-bar { flex: 1; border-radius: 2px; }
.change-file-btn {
  margin-top: 1rem; font-size: 0.75rem; color: #6b7280;
  background: none; border: none; cursor: pointer; transition: color 0.2s;
}
.change-file-btn:hover { color: #c084fc; }

/* =================== EFFECT CARDS =================== */
#effects-section { margin-bottom: 4rem; }
.section-title { text-align: center; margin-bottom: 2.5rem; }
.section-title h2 { font-size: clamp(1.75rem, 4vw, 2.25rem); font-weight: 900; margin-bottom: 0.75rem; }
.section-title p { color: #9ca3af; }
.effects-grid {
  display: grid; gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .effects-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .effects-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1280px) { .effects-grid { grid-template-columns: repeat(5, 1fr); } }

.effect-card {
  border-radius: 16px; padding: 1.25rem; cursor: pointer;
  transition: transform 0.4s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.4s ease;
  position: relative; overflow: hidden;
  transform-style: preserve-3d;
}
.effect-card:hover {
  transform: translateY(-8px) rotateX(5deg) rotateY(2deg) scale(1.02);
}
.effect-card-hover-glow {
  position: absolute; inset: 0; opacity: 0;
  transition: opacity 0.3s; pointer-events: none;
}
.effect-card:hover .effect-card-hover-glow { opacity: 1; }
.effect-tag {
  display: flex; justify-content: flex-end; margin-bottom: 0.75rem;
}
.effect-tag-badge {
  font-size: 0.65rem; font-weight: 700; padding: 2px 8px; border-radius: 9999px;
}
.effect-icon {
  width: 56px; height: 56px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem; position: relative;
}
.effect-icon svg { width: 28px; height: 28px; }
.effect-card h3 { font-weight: 700; color: #fff; font-size: 1rem; margin-bottom: 0.25rem; }
.effect-card p { color: #6b7280; font-size: 0.75rem; line-height: 1.5; }
.effect-no-file { color: #4b5563; font-size: 0.75rem; margin-top: 0.5rem; }
.effect-selected-bar {
  position: absolute; bottom: 0; left: 0; right: 0; height: 4px; border-radius: 0 0 16px 16px;
}

/* =================== PROCESSOR =================== */
#processor-section { margin-bottom: 4rem; }
.processor-card {
  max-width: 48rem; margin: 0 auto;
  border-radius: 24px; padding: 2rem; position: relative; overflow: hidden;
}
.processor-bg-glow {
  position: absolute; top: 0; right: 0; width: 256px; height: 256px;
  border-radius: 50%; pointer-events: none;
  transform: translate(30%, -30%);
}
.processor-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 2rem; }
.processor-header h3 { font-size: 1.5rem; font-weight: 900; color: #fff; }
.processor-header p { color: #9ca3af; font-size: 0.875rem; margin-top: 0.25rem; max-width: 280px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.processor-icon { width: 48px; height: 48px; border-radius: 16px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.processor-icon svg { width: 22px; height: 22px; }

/* Apply button */
.apply-btn {
  width: 100%; padding: 1rem; border-radius: 16px; border: none;
  font-weight: 700; font-size: 1.125rem; color: #fff; cursor: pointer;
  transition: transform 0.2s; display: flex; align-items: center; justify-content: center; gap: 0.75rem;
}
.apply-btn:hover { transform: scale(1.02); }
.apply-btn:active { transform: scale(0.98); }
.apply-btn svg { width: 20px; height: 20px; }

/* Progress */
.progress-wrap { display: flex; flex-direction: column; gap: 1.25rem; }
.progress-label { display: flex; align-items: center; gap: 0.75rem; justify-content: center; color: #fff; font-weight: 600; }
.progress-label svg { width: 24px; height: 24px; color: #c084fc; animation: spin 1s linear infinite; }
.progress-bar-bg { width: 100%; background: rgba(255,255,255,0.1); border-radius: 9999px; height: 12px; overflow: hidden; }
.progress-bar-fill { height: 100%; border-radius: 9999px; transition: width 0.5s ease; animation: progress-glow 1.5s ease-in-out infinite; }
.progress-pct { text-align: center; color: #9ca3af; font-size: 0.875rem; }

/* Error */
.error-box {
  display: flex; align-items: flex-start; gap: 0.75rem; padding: 1rem; border-radius: 16px;
  background: rgba(255,80,80,0.1); border: 1px solid rgba(255,80,80,0.3);
}
.error-box svg { width: 20px; height: 20px; color: #f87171; flex-shrink: 0; margin-top: 2px; }
.error-box-title { color: #f87171; font-weight: 600; }
.error-box-msg { color: #9ca3af; font-size: 0.875rem; margin-top: 0.25rem; }
.retry-btn {
  width: 100%; padding: 0.75rem; border-radius: 16px; border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.04); color: #fff; font-weight: 600; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
  transition: background 0.2s; margin-top: 1rem;
}
.retry-btn:hover { background: rgba(255,255,255,0.1); }
.retry-btn svg { width: 16px; height: 16px; }

/* Done state */
.done-wrap { display: flex; flex-direction: column; gap: 1.25rem; }
.done-label { display: flex; align-items: center; gap: 0.5rem; justify-content: center; }
.done-label svg { width: 20px; height: 20px; color: #4ade80; }
.done-label span { color: #4ade80; font-weight: 600; }
.done-waveform { display: flex; align-items: flex-end; gap: 1px; height: 64px; padding: 0 0.5rem; }
.done-wave-bar { flex: 1; border-radius: 2px; }
.time-row { display: flex; justify-content: space-between; font-size: 0.875rem; color: #9ca3af; padding: 0 4px; }
.seek-bar { width: 100%; cursor: pointer; }
.controls-row { display: flex; align-items: center; gap: 1rem; }
.play-btn {
  width: 56px; height: 56px; border-radius: 16px; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.2s; flex-shrink: 0;
}
.play-btn:hover { transform: scale(1.1); }
.play-btn:active { transform: scale(0.95); }
.play-btn svg { width: 22px; height: 22px; color: #fff; }
.volume-row { display: flex; align-items: center; gap: 0.5rem; flex: 1; }
.volume-row svg { width: 16px; height: 16px; color: #9ca3af; flex-shrink: 0; }
.volume-row input { flex: 1; }
.dl-btn {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.25rem; border-radius: 16px; border: none; cursor: pointer;
  font-weight: 600; font-size: 0.875rem; color: var(--green);
  background: linear-gradient(135deg, rgba(0,255,136,0.2), rgba(0,204,255,0.2));
  border: 1px solid rgba(0,255,136,0.5);
  box-shadow: 0 0 15px rgba(0,255,136,0.3);
  transition: transform 0.2s; white-space: nowrap;
}
.dl-btn:hover { transform: scale(1.05); }
.dl-btn svg { width: 16px; height: 16px; }
.reset-btn {
  width: 100%; padding: 0.625rem; border-radius: 12px; border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.04); color: #6b7280; font-size: 0.875rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 0.5rem; transition: color 0.2s;
}
.reset-btn:hover { color: #d1d5db; }
.reset-btn svg { width: 14px; height: 14px; }

/* Sliders */
input[type="range"] { -webkit-appearance: none; appearance: none; background: transparent; cursor: pointer; }
input[type="range"]::-webkit-slider-track { background: rgba(176,0,255,0.3); height: 4px; border-radius: 2px; }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--purple); box-shadow: 0 0 10px var(--purple); border: 2px solid #fff;
}

/* No-file warning */
#no-file-warning {
  text-align: center; padding: 2rem; margin-bottom: 4rem; display: none;
}
.no-file-box {
  display: inline-block; padding: 1rem 2rem; border-radius: 16px;
  border: 2px solid; animation: rainbow-border 3s linear infinite;
  background: rgba(255,255,255,0.04);
}
.no-file-box p:first-child { color: #facc15; font-weight: 600; font-size: 1.125rem; }
.no-file-box p:last-child { color: #9ca3af; font-size: 0.875rem; margin-top: 0.25rem; }

/* =================== WHATSAPP POPUP =================== */
#wa-backdrop {
  position: fixed; inset: 0; z-index: 40;
  backdrop-filter: blur(4px); background: rgba(0,0,0,0.7);
  display: none;
}
#wa-popup {
  position: fixed; z-index: 50;
  bottom: 1.5rem; right: 1.5rem;
  width: 340px; display: none;
  animation: popup-entrance 0.6s cubic-bezier(0.34,1.56,0.64,1) forwards;
}
@media (min-width: 768px) { #wa-popup { bottom: 2.5rem; right: 2.5rem; } }
.wa-card {
  border-radius: 24px; overflow: hidden; position: relative;
  border: 1px solid rgba(37,211,102,0.5);
  box-shadow: 0 0 60px rgba(37,211,102,0.25), 0 20px 60px rgba(0,0,0,0.6);
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(40px);
}
.wa-top-bar {
  height: 6px;
  background: linear-gradient(90deg, #25d366, #128c7e, #25d366);
  background-size: 200% 100%;
  animation: bg-shift 2s linear infinite;
}
.wa-glow {
  position: absolute; top: -32px; right: -32px;
  width: 128px; height: 128px; border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, rgba(37,211,102,0.15) 0%, transparent 70%);
  animation: glow-pulse 2s ease-in-out infinite;
}
.wa-body { padding: 1.5rem; }
.wa-close {
  position: absolute; top: 1rem; right: 1rem;
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.15);
  cursor: pointer; transition: background 0.2s;
}
.wa-close:hover { background: rgba(255,255,255,0.2); }
.wa-close svg { width: 14px; height: 14px; color: #9ca3af; }
.wa-icon-wrap { display: flex; justify-content: center; margin-bottom: 1.25rem; }
.wa-icon {
  position: relative; animation: float 3s ease-in-out infinite;
}
.wa-icon-circle {
  width: 80px; height: 80px; border-radius: 24px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #25d366, #128c7e);
  box-shadow: 0 0 30px rgba(37,211,102,0.5), 0 0 60px rgba(37,211,102,0.2);
}
.wa-icon-circle svg { width: 38px; height: 38px; color: #fff; }
.wa-pulse {
  position: absolute; inset: 0; border-radius: 24px;
  animation: neon-pulse-green 2s ease-in-out infinite;
}
.wa-bell {
  position: absolute; top: -8px; right: -8px;
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #ff0080, #ffee00);
  box-shadow: 0 0 15px rgba(255,0,128,0.6);
  animation: shake 1s ease-in-out infinite;
}
.wa-bell svg { width: 12px; height: 12px; color: #fff; }
.wa-title { text-align: center; font-size: 1.25rem; font-weight: 900; color: #fff; margin-bottom: 0.25rem; }
.wa-by { text-align: center; font-size: 0.75rem; color: #9ca3af; margin-bottom: 1rem; letter-spacing: 0.05em; }
.wa-by span { color: #c084fc; font-weight: 600; }
.wa-features { display: flex; flex-direction: column; gap: 0.625rem; margin-bottom: 1.25rem; }
.wa-feature { display: flex; align-items: center; gap: 0.75rem; }
.wa-feature-icon {
  width: 24px; height: 24px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.wa-feature-icon svg { width: 13px; height: 13px; }
.wa-feature p { color: #d1d5db; font-size: 0.875rem; }
.wa-join-btn {
  width: 100%; padding: 0.875rem; border-radius: 16px; border: none; cursor: pointer;
  font-weight: 900; font-size: 1rem; color: #fff;
  background: linear-gradient(135deg, #25d366, #128c7e);
  box-shadow: 0 0 25px rgba(37,211,102,0.5);
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
  transition: transform 0.2s;
}
.wa-join-btn:hover { transform: scale(1.05); }
.wa-join-btn:active { transform: scale(0.95); }
.wa-join-btn svg { width: 18px; height: 18px; }
.wa-later-btn {
  width: 100%; margin-top: 0.75rem; padding: 0.25rem;
  background: none; border: none; color: #4b5563; font-size: 0.75rem;
  cursor: pointer; transition: color 0.2s;
}
.wa-later-btn:hover { color: #9ca3af; }

/* =================== FOOTER =================== */
footer {
  position: relative; z-index: 10;
  margin-top: 5rem; border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-inner { max-width: 1280px; margin: 0 auto; padding: 3rem 1rem; }
.footer-grid {
  display: grid; gap: 2.5rem; margin-bottom: 2.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: repeat(3, 1fr); } }
.footer-brand-logo { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1rem; }
.footer-logo-icon {
  width: 40px; height: 40px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(176,0,255,0.3), rgba(0,204,255,0.3));
  border: 1px solid rgba(176,0,255,0.5);
}
.footer-logo-icon svg { width: 18px; height: 18px; color: #c084fc; }
.footer-logo-name {
  font-family: var(--font-orbitron); font-size: 1.25rem; font-weight: 900;
}
.footer-brand p { color: #6b7280; font-size: 0.875rem; line-height: 1.7; }
.footer-col h4 {
  color: #fff; font-weight: 700; font-size: 0.875rem;
  letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 1rem;
}
.footer-effects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.25rem; }
.footer-effect-item {
  color: #4b5563; font-size: 0.875rem; cursor: pointer; transition: color 0.2s;
  background: none; border: none; text-align: left; padding: 2px 0;
}
.footer-effect-item:hover { color: #c084fc; }
.footer-wa-btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.25rem; border-radius: 12px; text-decoration: none;
  font-weight: 600; font-size: 0.875rem; color: #25d366;
  background: linear-gradient(135deg, rgba(37,211,102,0.13), rgba(18,140,126,0.13));
  border: 1px solid rgba(37,211,102,0.4); transition: transform 0.2s;
}
.footer-wa-btn:hover { transform: scale(1.05); }
.footer-wa-btn svg { width: 14px; height: 14px; }
.footer-notes { margin-top: 1rem; display: flex; flex-direction: column; gap: 0.25rem; }
.footer-notes p { color: #4b5563; font-size: 0.875rem; }
.footer-bottom {
  padding-top: 2rem; border-top: 1px solid rgba(255,255,255,0.05);
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
}
@media (min-width: 768px) { .footer-bottom { flex-direction: row; justify-content: space-between; } }
.footer-made {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.875rem; color: #6b7280;
}
.footer-heart { color: #ec4899; animation: glow-pulse 1.5s ease-in-out infinite; }
.footer-made-name {
  font-weight: 700;
  background: linear-gradient(135deg, var(--purple), var(--cyan));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.footer-copy { display: flex; align-items: center; gap: 1rem; }
.footer-copy span { color: #4b5563; font-size: 0.75rem; }
.footer-divider { width: 1px; height: 16px; background: rgba(255,255,255,0.1); }
.footer-badge {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase;
  padding: 4px 12px; border-radius: 9999px;
  background: rgba(176,0,255,0.1); border: 1px solid rgba(176,0,255,0.3); color: var(--purple);
}

/* =================== HIDDEN UTILITY =================== */
.hidden { display: none !important; }