:root {
  --green: #abf565;
  --white: #ffffff;
  --dark: #212529;
  --dark-soft: #2b3035;
  --dark-deep: #16191c;
  --muted: rgba(255, 255, 255, 0.72);
  --line: rgba(171, 245, 101, 0.24);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Instrument Serif;
  background: var(--dark);
  color: var(--white);
  overflow-x: hidden;
}

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

.page {
  min-height: 100vh;
  background:
    radial-gradient(
      circle at 85% 8%,
      rgba(171, 245, 101, 0.13),
      transparent 30%
    ),
    radial-gradient(
      circle at 5% 30%,
      rgba(255, 255, 255, 0.035),
      transparent 25%
    ),
    var(--dark);
}

.nav {
  height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 5vw, 72px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(33, 37, 41, 0.94);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  letter-spacing: 0.8px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--green);
  color: var(--green);
  border-radius: 50%;
  font-weight: 900;
}

.brand small {
  display: block;
  color: var(--green);
  letter-spacing: 3px;
  font-size: 11px;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
}

.nav-links a {
  opacity: 0.88;
  padding: 32px 0;
  border-bottom: 2px solid transparent;
}

.nav-links a.active,
.nav-links a:hover {
  color: var(--green);
  border-bottom-color: var(--green);
}

.nav-cta,
.btn {
  border: 1px solid var(--green);
  background: var(--green);
  color: var(--dark);
  padding: 14px 24px;
  border-radius: 4px;
  font-weight: 900;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 0 0 rgba(171, 245, 101, 0);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    background 0.25s ease;
}

.nav-cta:hover,
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(171, 245, 101, 0.16);
}

.btn.secondary {
  background: transparent;
  color: var(--white);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  gap: 40px;
  align-items: center;
  min-height: calc(100vh - 86px);
  padding: 78px clamp(20px, 5vw, 72px) 58px;
  position: relative;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: 3px;
  font-weight: 900;
}

h1 {
  margin: 0;
  font-size: clamp(44px, 6vw, 86px);
  line-height: 0.96;
  letter-spacing: -2.5px;
  text-transform: uppercase;
}

h1 span,
.green {
  color: var(--green);
}

.lead {
  color: var(--muted);
  max-width: 610px;
  line-height: 1.8;
  font-size: 18px;
  margin: 24px 0 34px;
}

.hero-actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.feature-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 42px;
  max-width: 660px;
}

.feature {
  border-left: 1px solid rgba(255, 255, 255, 0.11);
  padding-left: 16px;
  min-height: 78px;
}

.feature strong {
  color: var(--green);
  display: block;
  font-size: 26px;
  line-height: 1;
  margin-bottom: 10px;
}

.feature span {
  color: var(--white);
  opacity: 0.78;
  font-size: 13px;
  line-height: 1.45;
}

.hero-visual {
  perspective: 1000px;
  position: relative;
}

.hero-visual img {
  width: 100%;
  border-radius: 28px;
  border: 1px solid var(--line);
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.35);
  transform-style: preserve-3d;
  animation: floatPanel 5.6s ease-in-out infinite;
}

.scan-line {
  position: absolute;
  left: 7%;
  right: 7%;
  height: 2px;
  top: 22%;
  background: var(--green);
  opacity: 0.75;
  box-shadow: 0 0 22px rgba(171, 245, 101, 0.65);
  animation: scan 3s linear infinite;
}

.sections {
  padding: 0 clamp(20px, 5vw, 72px) 80px;
}

.panel {
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.025), rgba(255, 255, 255, 0)),
    var(--dark-deep);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: clamp(22px, 3vw, 34px);
  position: relative;
  overflow: hidden;
}

.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(171, 245, 101, 0.045),
    transparent
  );
  transform: translateX(-100%);
  animation: sheen 8s infinite;
  pointer-events: none;
}

.section-title {
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 22px;
  margin: 0 0 12px;
}

.section-copy {
  margin: 0 0 28px;
  color: var(--muted);
  line-height: 1.7;
}

.analyzer {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 34px;
  align-items: start;
}

.upload-grid {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: 18px;
}

.dropzone {
  min-height: 230px;
  border: 1px dashed var(--line);
  border-radius: 10px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 20px;
  background: rgba(33, 37, 41, 0.7);
}

.dropzone .icon {
  font-size: 42px;
  color: var(--green);
  margin-bottom: 12px;
}

input[type="file"] {
  width: 100%;
  color: var(--muted);
  font-size: 13px;
}

textarea {
  width: 100%;
  min-height: 230px;
  resize: vertical;
  padding: 18px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: var(--dark);
  color: var(--white);
  outline: none;
  line-height: 1.65;
}

textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(171, 245, 101, 0.12);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 22px;
}

.stat {
  border: 1px solid var(--line);
  background: rgba(33, 37, 41, 0.72);
  border-radius: 10px;
  padding: 22px;
}

.stat label {
  color: var(--green);
  display: block;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.stat b {
  display: block;
  font-size: 28px;
  letter-spacing: -0.7px;
}

.stat small {
  color: var(--muted);
}

.breakdown {
  display: grid;
  grid-template-columns: 1fr 180px;
  gap: 24px;
  align-items: center;
  color: var(--muted);
}

.bar {
  height: 10px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  overflow: hidden;
  margin: 12px 0 18px;
}

.bar span {
  display: block;
  width: 78%;
  height: 100%;
  background: var(--green);
  border-radius: inherit;
}

.coin-stack {
  width: 170px;
  height: 170px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--green);
  font-size: 68px;
  background: rgba(171, 245, 101, 0.04);
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 24px;
  margin-top: 24px;
}
.video-box {
  width: 100%;
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid rgba(171, 245, 101, 0.2);
}

.video-box video {
  width: 100%;
  display: block;
  border-radius: 20px;
  background: #212529;
}

.play {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}

.play span {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: var(--white);
  color: var(--dark);
  display: grid;
  place-items: center;
  font-size: 34px;
  padding-left: 5px;
}

.transcript-grid {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 22px;
  align-items: stretch;
}

.subtitle-preview {
  background: var(--dark);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  padding: 22px;
  min-height: 220px;
  color: var(--white);
  font-family: "Times New Roman, serif";
  font-size: 13px;
  line-height: 1.8;
  overflow: auto;
}

.counter {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
}

.mini-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.process {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.step {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
  background: rgba(33, 37, 41, 0.7);
  min-height: 130px;
}

.step span {
  color: var(--green);
  font-weight: 900;
  font-size: 13px;
}

.step h3 {
  margin: 14px 0 8px;
  font-size: 16px;
}

.step p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.cta {
  margin-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.cta h2 {
  margin: 0 0 6px;
}
.cta p {
  margin: 0;
  color: var(--muted);
}

footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 32px clamp(20px, 5vw, 72px);
  text-align: center;
  color: var(--muted);
  background: var(--dark-deep);
}

@keyframes floatPanel {
  0%,
  100% {
    transform: translateY(0) rotateX(0) rotateY(0);
  }
  50% {
    transform: translateY(-14px) rotateX(1.5deg) rotateY(-2deg);
  }
}

@keyframes scan {
  0% {
    top: 18%;
    opacity: 0;
  }
  10%,
  80% {
    opacity: 0.75;
  }
  100% {
    top: 82%;
    opacity: 0;
  }
}

@keyframes sheen {
  0%,
  55% {
    transform: translateX(-100%);
  }
  75%,
  100% {
    transform: translateX(100%);
  }
}

@media (max-width: 1020px) {
  .hero,
  .analyzer,
  .two-col,
  .counter {
    grid-template-columns: 1fr;
  }
  .stats,
  .mini-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .process {
    grid-template-columns: repeat(2, 1fr);
  }
  .nav-links {
    display: none;
  }
}

@media (max-width: 620px) {
  .feature-row,
  .upload-grid,
  .transcript-grid,
  .stats,
  .mini-stats,
  .process {
    grid-template-columns: 1fr;
  }
  .hero-actions,
  .cta {
    flex-direction: column;
    align-items: stretch;
  }
  .nav-cta {
    display: none;
  }
}

.button-container {
  display: flex;
  justify-content: center;
}

.button-container button{
  border: none;
  background-color: inherit;
  color: #abf565;
}

.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7)\;
  z-index: 9999;
  justify-content: center;
  align-items: center;
}

.modal-content {
  width: 90%;
  max-width: 450px;
  background: #212529;
  color: white;
  padding: 25px;
  border-radius: 12px;
  position: relative;
}

.close {
  position: absolute;
  top: 12px;
  right: 15px;
  cursor: pointer;
  font-size: 24px;
}

.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
}

.form-group input,
#adminPassword {
  width: 100%;
  padding: 12px;
  border: 1px solid #444;
  border-radius: 8px;
  background: #2b3137;
  color: white;
  box-sizing: border-box;
  margin-bottom: 15px;
}

.submit-btn {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: #abf565;
  color: #212529;
  font-weight: bold;
  cursor: pointer;
}