@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=JetBrains+Mono:wght@400;500&family=Outfit:wght@500;600;700;800&display=swap');

:root {
  --ink: #0c0a14;
  --ink-2: #141122;
  --ink-3: #1c1830;
  --surface: #252044;
  --line: rgba(255, 255, 255, 0.08);
  --text: #eeeef8;
  --muted: #a8a6c0;
  --accent: #8892be;
  --accent-bright: #a8b0d9;
  --accent-deep: #4f5b93;
  --accent-dim: rgba(136, 146, 190, 0.18);
  --warn: #ffb347;
  --danger: #ff6b7a;
  --php: #8892be;
  --php-dark: #4f5b93;
  --radius: 14px;
  --max: 1120px;
  --font-display: 'Outfit', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(136, 146, 190, 0.22), transparent 55%),
    radial-gradient(900px 500px at 90% 0%, rgba(79, 91, 147, 0.35), transparent 50%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 45%, #0a0812 100%);
  background-attachment: fixed;
  line-height: 1.6;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  z-index: 0;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  display: block;
}

.wrap {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(7, 16, 24, 0.72);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, var(--accent-bright), var(--php-dark));
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  box-shadow: 0 0 24px rgba(136, 146, 190, 0.4);
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s, background 0.2s;
}

.nav a:hover,
.nav a.is-active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  text-decoration: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-bright), var(--php-dark));
  color: #fff;
  box-shadow: 0 10px 30px rgba(79, 91, 147, 0.4);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #b8c0e4, var(--accent));
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
}

.btn-sm {
  padding: 0.5rem 0.9rem;
  font-size: 0.85rem;
}

/* Hero */
.hero {
  position: relative;
  min-height: calc(100svh - 70px);
  display: grid;
  align-items: end;
  padding: 4rem 0 5rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-color: #0c0a14;
  background-image: url('../img/elephpant-hero.png');
  background-repeat: no-repeat;
  background-position: 70% center;
  background-size: cover;
  animation: heroPulse 14s ease-in-out infinite;
  transform-origin: 70% center;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(105deg, rgba(12, 10, 20, 0.88) 0%, rgba(12, 10, 20, 0.55) 36%, rgba(12, 10, 20, 0.18) 58%, transparent 72%),
    linear-gradient(180deg, rgba(12, 10, 20, 0.25) 0%, transparent 35%, rgba(12, 10, 20, 0.45) 85%, var(--ink) 100%);
}

.hero-bg::after {
  content: '<?php';
  position: absolute;
  left: 3%;
  bottom: 8%;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: clamp(4rem, 14vw, 10rem);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.04);
  letter-spacing: -0.06em;
  line-height: 0.85;
  pointer-events: none;
  animation: floatCode 8s ease-in-out infinite;
}

@keyframes heroPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

@media (max-width: 860px) {
  .hero-bg {
    background-position: 82% center;
  }

  .hero-bg::before {
    background:
      linear-gradient(180deg, rgba(12, 10, 20, 0.4) 0%, rgba(12, 10, 20, 0.25) 35%, rgba(12, 10, 20, 0.78) 70%, var(--ink) 100%),
      linear-gradient(90deg, rgba(12, 10, 20, 0.7) 0%, rgba(12, 10, 20, 0.25) 60%, transparent 100%);
  }
}

@keyframes floatCode {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-18px); }
}

.hero .wrap {
  position: relative;
  z-index: 2;
  max-width: 640px;
  margin-left: max(1rem, calc((100% - var(--max)) / 2));
  margin-right: auto;
}

.brand-hero {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 10vw, 6.5rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.92;
  margin: 0 0 1.25rem;
  background: linear-gradient(135deg, #fff 15%, var(--accent-bright) 55%, var(--php-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: fadeUp 0.8s ease both;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.2vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin: 0 0 0.85rem;
  color: var(--text);
  animation: fadeUp 0.8s ease 0.1s both;
}

.hero p {
  margin: 0 0 1.75rem;
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 36ch;
  animation: fadeUp 0.8s ease 0.2s both;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  animation: fadeUp 0.8s ease 0.3s both;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Sections */
.section {
  padding: 4.5rem 0;
  position: relative;
  z-index: 1;
}

.section-head {
  margin-bottom: 2rem;
  max-width: 40rem;
}

.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 0.5rem;
}

.section-head p {
  margin: 0;
  color: var(--muted);
}

.kicker {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.6rem;
}

/* Promise strip — one purpose */
.promise {
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.promise-list {
  display: grid;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 720px) {
  .promise-list {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

.promise-list li strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
  letter-spacing: -0.02em;
}

.promise-list li p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.promise-list li {
  animation: fadeUp 0.6s ease both;
}

.promise-list li:nth-child(2) { animation-delay: 0.08s; }
.promise-list li:nth-child(3) { animation-delay: 0.16s; }

/* Curriculum modules on landing */
.module-rail {
  display: grid;
  gap: 0.75rem;
}

.module-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(20, 37, 51, 0.45);
  transition: border-color 0.2s, background 0.2s;
}

.module-row:hover {
  border-color: rgba(136, 146, 190, 0.45);
  background: rgba(136, 146, 190, 0.08);
}

.module-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  min-width: 2.5rem;
}

.module-row h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.module-row p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.module-meta {
  font-size: 0.8rem;
  color: var(--muted);
  white-space: nowrap;
}

/* CTA band */
.cta-band {
  text-align: center;
  padding: 4rem 0 5rem;
}

.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  letter-spacing: -0.03em;
  margin: 0 0 0.75rem;
}

.cta-band p {
  color: var(--muted);
  margin: 0 0 1.5rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 2rem 0 2.5rem;
  position: relative;
  z-index: 1;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.site-footer a {
  color: var(--accent-bright);
}

.creator {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.65rem;
  margin: 0 0 1.25rem;
  animation: fadeUp 0.8s ease 0.15s both;
  font-size: 0.95rem;
  color: var(--muted);
}

.creator strong {
  color: var(--text);
  font-weight: 600;
}

.creator a {
  color: var(--accent-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(168, 176, 217, 0.35);
}

.creator a:hover {
  color: #fff;
  border-bottom-color: #fff;
  text-decoration: none;
}

.byline {
  color: var(--muted);
}

.byline a {
  color: var(--accent-bright);
}

/* Course hub */
.page-hero {
  padding: 2.5rem 0 1.5rem;
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.03em;
  margin: 0 0 0.5rem;
}

.page-hero p {
  margin: 0;
  color: var(--muted);
  max-width: 42ch;
}

.progress-bar-wrap {
  margin-top: 1.5rem;
  max-width: 420px;
}

.progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 0.4rem;
}

.progress-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--php-dark), var(--accent-bright));
  transition: width 0.4s ease;
}

.module-block {
  margin-bottom: 2rem;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  background: rgba(13, 26, 36, 0.65);
  overflow: hidden;
}

.module-block-head {
  padding: 1.15rem 1.25rem;
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: space-between;
  align-items: flex-start;
}

.module-block-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.module-block-head p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.lesson-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.lesson-list li a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.85rem;
  align-items: center;
  padding: 0.9rem 1.25rem;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: background 0.15s;
}

.lesson-list li:last-child a {
  border-bottom: none;
}

.lesson-list li a:hover {
  background: rgba(136, 146, 190, 0.08);
}

.lesson-list li a.done {
  opacity: 0.75;
}

.lesson-check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.2);
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  color: transparent;
  transition: all 0.2s;
}

.lesson-list li a.done .lesson-check {
  border-color: var(--accent);
  background: var(--accent-dim);
  color: var(--accent);
}

.lesson-title {
  font-weight: 500;
}

.lesson-dur {
  font-size: 0.8rem;
  color: var(--muted);
}

/* Lesson page */
.lesson-layout {
  display: grid;
  gap: 1.5rem;
  padding: 1.5rem 0 4rem;
  position: relative;
  z-index: 1;
}

@media (min-width: 960px) {
  .lesson-layout {
    grid-template-columns: 260px 1fr;
    align-items: start;
  }
}

.lesson-sidebar {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(13, 26, 36, 0.7);
  padding: 1rem;
  position: sticky;
  top: 80px;
  max-height: calc(100vh - 100px);
  overflow: auto;
}

.lesson-sidebar h3 {
  margin: 0 0 0.75rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-weight: 600;
}

.side-lessons {
  list-style: none;
  margin: 0;
  padding: 0;
}

.side-lessons a {
  display: block;
  padding: 0.45rem 0.55rem;
  border-radius: 8px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.88rem;
  margin-bottom: 0.15rem;
}

.side-lessons a:hover,
.side-lessons a.is-active {
  background: var(--accent-dim);
  color: var(--accent);
  text-decoration: none;
}

.side-lessons a.done {
  color: var(--text);
}

.lesson-main {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  background: rgba(13, 26, 36, 0.55);
  padding: clamp(1.25rem, 3vw, 2rem);
}

.lesson-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  margin-bottom: 1rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.75rem;
}

.lesson-main h1 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.03em;
  margin: 0 0 1.25rem;
  line-height: 1.2;
}

.lesson-content h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  margin: 2rem 0 0.75rem;
}

.lesson-content h3 {
  font-size: 1.05rem;
  margin: 1.5rem 0 0.5rem;
}

.lesson-content p,
.lesson-content li {
  color: #c5d4de;
}

.lesson-content ul,
.lesson-content ol {
  padding-left: 1.25rem;
}

.lesson-content li {
  margin-bottom: 0.35rem;
}

.lesson-content code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: rgba(0, 0, 0, 0.35);
  padding: 0.1em 0.35em;
  border-radius: 4px;
  color: #c5ccef;
}

.lesson-content pre {
  margin: 1rem 0;
  padding: 1rem 1.1rem;
  border-radius: 12px;
  background: #050b10;
  border: 1px solid var(--line);
  overflow-x: auto;
}

.lesson-content pre code {
  background: none;
  padding: 0;
  color: #d4e4ec;
  font-size: 0.85rem;
  line-height: 1.55;
}

.callout {
  margin: 1.25rem 0;
  padding: 1rem 1.1rem;
  border-radius: 12px;
  border-left: 3px solid var(--accent);
  background: var(--accent-dim);
}

.callout.warn {
  border-left-color: var(--warn);
  background: rgba(255, 179, 71, 0.1);
}

.callout strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--text);
}

.practice {
  margin-top: 2rem;
  padding: 1.25rem;
  border-radius: 12px;
  border: 1px dashed rgba(136, 146, 190, 0.45);
  background: rgba(136, 146, 190, 0.08);
}

.practice h3 {
  margin-top: 0;
  font-family: var(--font-display);
}

.lesson-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.mark-done {
  width: 100%;
  margin-top: 1.25rem;
}

.mark-done.is-done {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  box-shadow: none;
}

/* Mobile nav */
.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 8px;
  padding: 0.4rem 0.65rem;
  cursor: pointer;
}

@media (max-width: 700px) {
  .menu-toggle {
    display: inline-flex;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem 1rem 1rem;
    background: rgba(7, 16, 24, 0.95);
    border-bottom: 1px solid var(--line);
  }

  .nav.is-open {
    display: flex;
  }

  .module-row {
    grid-template-columns: auto 1fr;
  }

  .module-meta {
    grid-column: 2;
  }
}

/* Auth */
.nav-user {
  color: var(--muted);
  font-size: 0.88rem;
  padding: 0.45rem 0.75rem;
}

.auth-page {
  position: relative;
  z-index: 1;
  min-height: calc(100svh - 70px);
  display: grid;
  align-items: center;
  padding: 3rem 0;
}

.auth-wrap {
  max-width: 480px;
}

.auth-card {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  background: rgba(13, 26, 36, 0.72);
  padding: clamp(1.5rem, 4vw, 2rem);
}

.auth-card h1 {
  font-family: var(--font-display);
  letter-spacing: -0.03em;
  margin: 0 0 0.5rem;
  font-size: clamp(1.6rem, 3vw, 2rem);
}

.auth-lead {
  color: var(--muted);
  margin: 0 0 1.5rem;
}

.auth-form {
  display: none;
  gap: 1rem;
}

.auth-form.is-active {
  display: grid;
}

.auth-form[hidden] {
  display: none;
}

.auth-form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.auth-form input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.35);
  color: var(--text);
  padding: 0.75rem 0.9rem;
  font: inherit;
}

.auth-form input:focus {
  outline: 2px solid rgba(136, 146, 190, 0.55);
  outline-offset: 1px;
}

.auth-form .btn {
  width: 100%;
  margin-top: 0.35rem;
}

.auth-switch {
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.auth-alert {
  margin: 0 0 1rem;
  padding: 0.75rem 0.9rem;
  border-radius: 10px;
  font-size: 0.92rem;
}

.auth-alert.is-error {
  background: rgba(255, 107, 122, 0.12);
  border: 1px solid rgba(255, 107, 122, 0.35);
  color: #ffb3bb;
}

.auth-alert.is-ok {
  background: var(--accent-dim);
  border: 1px solid rgba(136, 146, 190, 0.35);
  color: var(--accent-bright);
}

.landing-lock-note {
  margin-top: 1.25rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.auth-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.35rem;
  margin: 0 0 1.25rem;
  padding: 0.3rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--line);
}

.auth-tab {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.55rem 0.75rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.auth-tab:hover {
  color: var(--text);
}

.auth-tab.is-active {
  background: linear-gradient(135deg, var(--accent-bright), var(--php-dark));
  color: #fff;
}

.auth-divider {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.75rem;
  align-items: center;
  margin: 1.25rem 0 0.9rem;
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  height: 1px;
  background: var(--line);
}

.auth-google {
  width: 100%;
  position: relative;
  opacity: 0.72;
  cursor: not-allowed;
}

.auth-soon {
  margin-left: 0.45rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-bright);
}

/* Admin */
.admin-subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1.25rem;
}

.admin-subnav a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 500;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.admin-subnav a:hover,
.admin-subnav a.is-active {
  color: var(--text);
  text-decoration: none;
  background: var(--accent-dim);
  border-color: rgba(136, 146, 190, 0.35);
}

.admin-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.9rem;
  margin-bottom: 1.75rem;
}

.admin-metric {
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(13, 26, 36, 0.65);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.admin-metric-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-weight: 600;
}

.admin-metric-value {
  font-family: var(--font-display);
  font-size: 1.65rem;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.admin-metric-hint {
  font-size: 0.8rem;
  color: var(--muted);
}

.admin-panel {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 2px);
  background: rgba(13, 26, 36, 0.65);
  padding: 1.25rem 1.35rem 1.4rem;
  margin-bottom: 1.25rem;
}

.admin-panel h2 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 0 0 0.35rem;
  letter-spacing: -0.02em;
}

.admin-panel-lead {
  margin: 0 0 1.1rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.admin-funnel {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.admin-funnel-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
}

.admin-funnel-pct {
  color: var(--muted);
  font-weight: 500;
}

.admin-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 2px);
  background: rgba(13, 26, 36, 0.65);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.admin-table th,
.admin-table td {
  padding: 0.85rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.admin-table th {
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  white-space: nowrap;
}

.admin-table tbody tr:last-child td {
  border-bottom: 0;
}

.admin-table a {
  color: var(--text);
  font-weight: 600;
}

.admin-empty {
  color: var(--muted);
  text-align: center !important;
  padding: 2rem 1rem !important;
}

.admin-mini-progress {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 110px;
}

.admin-mini-progress .progress-track {
  flex: 1;
  min-width: 64px;
}

.admin-mini-progress span {
  font-size: 0.8rem;
  color: var(--muted);
  white-space: nowrap;
}

.admin-status {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
}

.admin-status.is-ok {
  color: #9dffb0;
  background: rgba(80, 200, 120, 0.15);
}

.admin-status.is-blocked {
  color: #ffb4bc;
  background: rgba(255, 107, 122, 0.15);
}

.admin-badge {
  display: inline-block;
  margin-left: 0.35rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-bright);
  background: var(--accent-dim);
  padding: 0.12rem 0.4rem;
  border-radius: 999px;
  vertical-align: middle;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
  white-space: nowrap;
}

.admin-inline-form {
  display: inline;
  margin: 0;
}

.admin-detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 1.1rem;
  align-items: start;
}

.admin-dl {
  margin: 0;
  display: grid;
  gap: 0.75rem;
}

.admin-dl > div {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: 0.75rem;
  align-items: baseline;
}

.admin-dl dt {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.admin-dl dd {
  margin: 0;
  font-weight: 600;
}

.admin-lesson-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
  max-height: 28rem;
  overflow-y: auto;
}

.admin-lesson-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
}

.admin-lesson-list strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-bright);
  margin-bottom: 0.15rem;
}

.admin-lesson-list span {
  font-size: 0.9rem;
}

.admin-lesson-list time {
  color: var(--muted);
  font-size: 0.8rem;
  white-space: nowrap;
}

@media (max-width: 860px) {
  .admin-detail-grid {
    grid-template-columns: 1fr;
  }

  .admin-dl > div {
    grid-template-columns: 1fr;
    gap: 0.15rem;
  }
}