/* style.css */
/* ============================================================
   Neon Glass Design System — Enhanced Edition
   Inspired by x.html aesthetic — YudaDev
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Base Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── Global Design Tokens ── */
:root {
  --radius-sm:   10px;
  --radius-md:   16px;
  --radius-lg:   24px;
  --radius-full: 9999px;
  --transition:  0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font-main:   'Plus Jakarta Sans', sans-serif;
  --font-mono:   'JetBrains Mono', monospace;
  --ease-out:    cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* ╔══════════════════════════════════════════╗
   ║             THEME VARIABLES              ║
   ╚══════════════════════════════════════════╝ */

/* ── Light Theme ── */
html[data-theme="light"], html:not([data-theme]) {
  --bg-primary:    #f0f2ff;
  --bg-secondary:  rgba(255,255,255,0.65);
  --bg-glass:      rgba(255,255,255,0.55);
  --bg-glass-deep: rgba(240,242,255,0.80);
  --fg-primary:    #1e1b4b;
  --fg-secondary:  #4c4a7a;
  --fg-muted:      #7c79a8;
  --link-primary:  #6d28d9;
  --link-hover:    #a855f7;
  --border:        rgba(139,92,246,0.18);
  --border-glow:   rgba(168,85,247,0.45);
  --table-text:    #1e1b4b;
  --table-group1:  rgba(237,233,254,0.80);
  --table-group2:  rgba(221,214,254,0.70);
  --echlevel-color:#6d28d9;
  --echlevel-bg:   rgba(255,255,255,0.85);
  --echlevel-shadow: rgba(139,92,246,0.20);
  --enchantment-results: rgba(167,243,208,0.60);
  --progress-color:rgba(254,249,195,0.85);
  --error:         rgba(254,202,202,0.85);
  --phone-warn:    rgba(254,215,170,0.85);
  --solution:      rgba(167,243,208,0.60);
  --shadow-card:   0 8px 32px rgba(109,40,217,0.10), 0 2px 8px rgba(0,0,0,0.05);
  --shadow-hover:  0 20px 48px rgba(109,40,217,0.18), 0 0 24px rgba(168,85,247,0.15);
  --neon-purple: #8b5cf6;
  --neon-blue:   #6366f1;
  --neon-cyan:   #06b6d4;
  --neon-pink:   #ec4899;
  --glow-purple: rgba(139,92,246,0.30);
  --glow-cyan:   rgba(6,182,212,0.25);
  --gradient-main: linear-gradient(135deg, #8b5cf6 0%, #6366f1 50%, #06b6d4 100%);
  --gradient-btn:  linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
  --orb1: #c084fc;
  --orb2: #60a5fa;
  --orb3: #34d399;
  --header-shimmer: rgba(139,92,246,0.06);
}

/* ── Dark Theme ── */
html[data-theme="dark"] {
  --bg-primary:    #030014;
  --bg-secondary:  #0f172a;
  --bg-glass:      rgba(15,23,42,0.60);
  --bg-glass-deep: rgba(3,0,20,0.80);
  --fg-primary:    #f8fafc;
  --fg-secondary:  #94a3b8;
  --fg-muted:      #64748b;
  --link-primary:  #a78bfa;
  --link-hover:    #c4b5fd;
  --border:        rgba(255,255,255,0.08);
  --border-glow:   rgba(99,102,241,0.50);
  --table-text:    #e2e8f0;
  --table-group1:  rgba(99,102,241,0.08);
  --table-group2:  rgba(79,70,229,0.06);
  --echlevel-color:#c4b5fd;
  --echlevel-bg:   rgba(99,102,241,0.12);
  --echlevel-shadow: rgba(99,102,241,0.30);
  --enchantment-results: rgba(52,211,153,0.15);
  --progress-color:rgba(251,191,36,0.10);
  --error:         rgba(248,113,113,0.15);
  --phone-warn:    rgba(251,146,60,0.15);
  --solution:      rgba(52,211,153,0.12);
  --shadow-card:   0 8px 32px 0 rgba(0,0,0,0.40);
  --shadow-hover:  0 20px 40px rgba(0,0,0,0.50), 0 0 24px rgba(99,102,241,0.25);
  --neon-purple: #6366f1;
  --neon-blue:   #a855f7;
  --neon-cyan:   #06b6d4;
  --neon-pink:   #ec4899;
  --glow-purple: rgba(99,102,241,0.40);
  --glow-cyan:   rgba(6,182,212,0.30);
  --gradient-main: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
  --gradient-btn:  linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
  --orb1: #6366f1;
  --orb2: #ec4899;
  --orb3: #06b6d4;
  --header-shimmer: rgba(255,255,255,0.03);
}

/* ── Wither Theme ── */
html[data-theme="wither"] {
  --bg-primary:    #080808;
  --bg-secondary:  rgba(255,255,255,0.03);
  --bg-glass:      rgba(255,255,255,0.04);
  --bg-glass-deep: rgba(8,8,8,0.90);
  --fg-primary:    #e8e8e8;
  --fg-secondary:  #999;
  --fg-muted:      #555;
  --link-primary:  #aaa;
  --link-hover:    #fff;
  --border:        rgba(255,255,255,0.07);
  --border-glow:   rgba(255,255,255,0.22);
  --table-text:    #ddd;
  --table-group1:  rgba(255,255,255,0.05);
  --table-group2:  rgba(255,255,255,0.03);
  --echlevel-color:#ddd;
  --echlevel-bg:   rgba(255,255,255,0.06);
  --echlevel-shadow: rgba(0,0,0,0.50);
  --enchantment-results: rgba(255,255,255,0.07);
  --progress-color:rgba(241,163,47,0.12);
  --error:         rgba(249,6,1,0.20);
  --phone-warn:    rgba(231,204,3,0.15);
  --solution:      rgba(255,255,255,0.07);
  --shadow-card:   0 8px 40px rgba(0,0,0,0.80);
  --shadow-hover:  0 20px 40px rgba(0,0,0,0.90), 0 0 20px rgba(255,255,255,0.05);
  --neon-purple: #888;
  --neon-blue:   #666;
  --neon-cyan:   #aaa;
  --neon-pink:   #777;
  --glow-purple: rgba(136,136,136,0.30);
  --glow-cyan:   rgba(170,170,170,0.20);
  --gradient-main: linear-gradient(135deg, #555, #888, #aaa);
  --gradient-btn:  linear-gradient(135deg, #444, #777);
  --orb1: #222;
  --orb2: #1a1a1a;
  --orb3: #111;
  --header-shimmer: rgba(255,255,255,0.02);
}

/* ── Crimson Theme ── */
html[data-theme="crimson"] {
  --bg-primary:    #1a0810;
  --bg-secondary:  rgba(255,255,255,0.04);
  --bg-glass:      rgba(255,20,80,0.06);
  --bg-glass-deep: rgba(26,8,16,0.88);
  --fg-primary:    #ffe4ec;
  --fg-secondary:  #f9a8c9;
  --fg-muted:      #c07090;
  --link-primary:  #f472b6;
  --link-hover:    #fb7bb5;
  --border:        rgba(244,114,182,0.18);
  --border-glow:   rgba(244,114,182,0.50);
  --table-text:    #ffe4ec;
  --table-group1:  rgba(129,49,81,0.40);
  --table-group2:  rgba(103,39,65,0.40);
  --echlevel-color:#ffe4ec;
  --echlevel-bg:   rgba(129,49,81,0.35);
  --echlevel-shadow: rgba(129,49,81,0.50);
  --enchantment-results: rgba(0,102,102,0.30);
  --progress-color:rgba(241,163,47,0.12);
  --error:         rgba(249,6,1,0.20);
  --phone-warn:    rgba(231,204,3,0.15);
  --solution:      rgba(0,102,102,0.25);
  --shadow-card:   0 8px 40px rgba(129,49,81,0.25);
  --shadow-hover:  0 20px 40px rgba(129,49,81,0.40), 0 0 24px rgba(244,114,182,0.20);
  --neon-purple: #f472b6;
  --neon-blue:   #fb7bb5;
  --neon-cyan:   #f9a8c9;
  --neon-pink:   #e879a9;
  --glow-purple: rgba(244,114,182,0.35);
  --glow-cyan:   rgba(249,168,201,0.25);
  --gradient-main: linear-gradient(135deg, #9d174d, #f472b6, #fb7bb5);
  --gradient-btn:  linear-gradient(135deg, #be185d, #f472b6);
  --orb1: #9d174d;
  --orb2: #831843;
  --orb3: #500724;
  --header-shimmer: rgba(244,114,182,0.04);
}

/* ── Dirt Theme ── */
html[data-theme="dirt"] {
  --bg-primary:    #1a1209;
  --bg-secondary:  rgba(255,255,255,0.04);
  --bg-glass:      rgba(121,85,72,0.12);
  --bg-glass-deep: rgba(26,18,9,0.88);
  --fg-primary:    #f5ede0;
  --fg-secondary:  #c8a88a;
  --fg-muted:      #8d6e63;
  --link-primary:  #d4a574;
  --link-hover:    #e8c49a;
  --border:        rgba(141,110,99,0.22);
  --border-glow:   rgba(212,165,116,0.45);
  --table-text:    #f5ede0;
  --table-group1:  rgba(74,58,58,0.50);
  --table-group2:  rgba(58,45,45,0.50);
  --echlevel-color:#f5ede0;
  --echlevel-bg:   rgba(74,58,58,0.40);
  --echlevel-shadow: rgba(74,58,58,0.60);
  --enchantment-results: rgba(121,85,72,0.30);
  --progress-color:rgba(96,125,139,0.18);
  --error:         rgba(211,47,47,0.20);
  --phone-warn:    rgba(255,160,0,0.18);
  --solution:      rgba(121,85,72,0.28);
  --shadow-card:   0 8px 40px rgba(0,0,0,0.55);
  --shadow-hover:  0 20px 40px rgba(0,0,0,0.70), 0 0 20px rgba(212,165,116,0.15);
  --neon-purple: #d4a574;
  --neon-blue:   #a1887f;
  --neon-cyan:   #c8a88a;
  --neon-pink:   #bf8c7a;
  --glow-purple: rgba(212,165,116,0.30);
  --glow-cyan:   rgba(200,168,138,0.25);
  --gradient-main: linear-gradient(135deg, #6d4c41, #d4a574, #c8a88a);
  --gradient-btn:  linear-gradient(135deg, #6d4c41, #d4a574);
  --orb1: #6d4c41;
  --orb2: #5d4037;
  --orb3: #4e342e;
  --header-shimmer: rgba(212,165,116,0.04);
}

/* ── Enderman Theme ── */
html[data-theme="enderman"] {
  --bg-primary:    #080510;
  --bg-secondary:  rgba(156,39,176,0.05);
  --bg-glass:      rgba(156,39,176,0.08);
  --bg-glass-deep: rgba(8,5,16,0.90);
  --fg-primary:    #e8d5ff;
  --fg-secondary:  #b898e0;
  --fg-muted:      #7b5fa0;
  --link-primary:  #ce93d8;
  --link-hover:    #e1bee7;
  --border:        rgba(156,39,176,0.20);
  --border-glow:   rgba(206,147,216,0.50);
  --table-text:    #e8d5ff;
  --table-group1:  rgba(58,45,74,0.55);
  --table-group2:  rgba(42,29,58,0.55);
  --echlevel-color:#e8d5ff;
  --echlevel-bg:   rgba(58,45,74,0.45);
  --echlevel-shadow: rgba(103,58,183,0.45);
  --enchantment-results: rgba(103,58,183,0.25);
  --progress-color:rgba(63,81,181,0.18);
  --error:         rgba(233,30,99,0.20);
  --phone-warn:    rgba(255,193,7,0.15);
  --solution:      rgba(103,58,183,0.22);
  --shadow-card:   0 8px 40px rgba(103,58,183,0.28);
  --shadow-hover:  0 20px 40px rgba(103,58,183,0.42), 0 0 24px rgba(206,147,216,0.20);
  --neon-purple: #ce93d8;
  --neon-blue:   #9575cd;
  --neon-cyan:   #b39ddb;
  --neon-pink:   #d48fcc;
  --glow-purple: rgba(206,147,216,0.35);
  --glow-cyan:   rgba(179,157,219,0.25);
  --gradient-main: linear-gradient(135deg, #4a148c, #ce93d8, #b39ddb);
  --gradient-btn:  linear-gradient(135deg, #6a1b9a, #ce93d8);
  --orb1: #6a1b9a;
  --orb2: #4a148c;
  --orb3: #311b92;
  --header-shimmer: rgba(206,147,216,0.04);
}

/* ── Prismarine Theme ── */
html[data-theme="prismarine"] {
  --bg-primary:    #020d1c;
  --bg-secondary:  rgba(0,168,232,0.04);
  --bg-glass:      rgba(0,168,232,0.07);
  --bg-glass-deep: rgba(2,13,28,0.90);
  --fg-primary:    #e6f1ff;
  --fg-secondary:  #a8c8e8;
  --fg-muted:      #5a90b8;
  --link-primary:  #00c8e8;
  --link-hover:    #4de8ff;
  --border:        rgba(0,168,232,0.20);
  --border-glow:   rgba(0,200,232,0.50);
  --table-text:    #e6f1ff;
  --table-group1:  rgba(27,58,94,0.55);
  --table-group2:  rgba(19,45,74,0.55);
  --echlevel-color:#e6f1ff;
  --echlevel-bg:   rgba(27,58,94,0.45);
  --echlevel-shadow: rgba(0,168,232,0.35);
  --enchantment-results: rgba(90,177,168,0.25);
  --progress-color:rgba(248,150,30,0.15);
  --error:         rgba(230,57,70,0.20);
  --phone-warn:    rgba(255,209,102,0.15);
  --solution:      rgba(90,177,168,0.22);
  --shadow-card:   0 8px 40px rgba(0,168,232,0.18);
  --shadow-hover:  0 20px 40px rgba(0,168,232,0.32), 0 0 24px rgba(0,200,232,0.20);
  --neon-purple: #00c8e8;
  --neon-blue:   #48cae4;
  --neon-cyan:   #90e0ef;
  --neon-pink:   #00b4d8;
  --glow-purple: rgba(0,200,232,0.35);
  --glow-cyan:   rgba(144,224,239,0.25);
  --gradient-main: linear-gradient(135deg, #0077b6, #00c8e8, #90e0ef);
  --gradient-btn:  linear-gradient(135deg, #0096c7, #00c8e8);
  --orb1: #0077b6;
  --orb2: #0096c7;
  --orb3: #00b4d8;
  --header-shimmer: rgba(0,200,232,0.04);
}

/* ── Bronze Theme ── */
html[data-theme="bronze"] {
  --bg-primary:    #130808;
  --bg-secondary:  rgba(255,126,95,0.04);
  --bg-glass:      rgba(255,126,95,0.07);
  --bg-glass-deep: rgba(19,8,8,0.90);
  --fg-primary:    #fff0e6;
  --fg-secondary:  #e6c8b0;
  --fg-muted:      #a87860;
  --link-primary:  #ff9a7a;
  --link-hover:    #ffb49a;
  --border:        rgba(255,126,95,0.20);
  --border-glow:   rgba(255,154,122,0.50);
  --table-text:    #fff0e6;
  --table-group1:  rgba(106,61,61,0.50);
  --table-group2:  rgba(90,48,48,0.50);
  --echlevel-color:#fff0e6;
  --echlevel-bg:   rgba(106,61,61,0.40);
  --echlevel-shadow: rgba(226,92,92,0.35);
  --enchantment-results: rgba(226,92,92,0.18);
  --progress-color:rgba(248,150,30,0.15);
  --error:         rgba(231,76,60,0.20);
  --phone-warn:    rgba(243,156,18,0.18);
  --solution:      rgba(226,92,92,0.18);
  --shadow-card:   0 8px 40px rgba(255,126,95,0.15);
  --shadow-hover:  0 20px 40px rgba(255,126,95,0.28), 0 0 24px rgba(255,154,122,0.18);
  --neon-purple: #ff9a7a;
  --neon-blue:   #e67e22;
  --neon-cyan:   #f39c12;
  --neon-pink:   #ff7c5c;
  --glow-purple: rgba(255,154,122,0.35);
  --glow-cyan:   rgba(243,156,18,0.25);
  --gradient-main: linear-gradient(135deg, #c0392b, #ff9a7a, #f39c12);
  --gradient-btn:  linear-gradient(135deg, #c0392b, #ff9a7a);
  --orb1: #c0392b;
  --orb2: #e74c3c;
  --orb3: #922b21;
  --header-shimmer: rgba(255,154,122,0.04);
}

/* ── Sand Theme ── */
html[data-theme="sand"] {
  --bg-primary:    #fdf8ee;
  --bg-secondary:  rgba(255,255,255,0.70);
  --bg-glass:      rgba(255,255,255,0.58);
  --bg-glass-deep: rgba(253,248,238,0.88);
  --fg-primary:    #3a2d1a;
  --fg-secondary:  #6b5530;
  --fg-muted:      #9b8560;
  --link-primary:  #b07d2a;
  --link-hover:    #d4a030;
  --border:        rgba(176,125,42,0.18);
  --border-glow:   rgba(176,125,42,0.45);
  --table-text:    #3a2d1a;
  --table-group1:  rgba(225,235,243,0.80);
  --table-group2:  rgba(210,222,231,0.80);
  --echlevel-color:#b07d2a;
  --echlevel-bg:   rgba(255,255,255,0.82);
  --echlevel-shadow: rgba(176,125,42,0.22);
  --enchantment-results: rgba(207,244,255,0.70);
  --progress-color:rgba(255,243,205,0.85);
  --error:         rgba(248,215,218,0.85);
  --phone-warn:    rgba(255,249,219,0.85);
  --solution:      rgba(207,244,252,0.70);
  --shadow-card:   0 8px 32px rgba(176,125,42,0.10), 0 2px 8px rgba(0,0,0,0.05);
  --shadow-hover:  0 20px 40px rgba(176,125,42,0.20), 0 0 20px rgba(212,160,48,0.15);
  --neon-purple: #b07d2a;
  --neon-blue:   #c8952a;
  --neon-cyan:   #d4b050;
  --neon-pink:   #c07828;
  --glow-purple: rgba(176,125,42,0.30);
  --glow-cyan:   rgba(212,176,80,0.25);
  --gradient-main: linear-gradient(135deg, #92400e, #d4a030, #d4b050);
  --gradient-btn:  linear-gradient(135deg, #92400e, #d4a030);
  --orb1: #d4a030;
  --orb2: #c8952a;
  --orb3: #e8c060;
  --header-shimmer: rgba(176,125,42,0.05);
}

/* ╔══════════════════════════════════════════╗
   ║           BASE & BACKGROUND              ║
   ╚══════════════════════════════════════════╝ */

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--fg-primary);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color 0.4s ease, color 0.4s ease;
  line-height: 1.6;
}

/* ── Animated Background Orbs ── */
.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.20;
  pointer-events: none;
  z-index: 0;
}
.bg-orb-1 {
  width: 600px; height: 600px;
  background: var(--orb1);
  top: -150px; left: -150px;
  animation: orbPulse 10s ease-in-out infinite;
}
.bg-orb-2 {
  width: 500px; height: 500px;
  background: var(--orb2);
  bottom: -150px; right: -100px;
  animation: orbPulse 10s ease-in-out infinite;
  animation-delay: -3.3s;
}
.bg-orb-3 {
  width: 400px; height: 400px;
  background: var(--orb3);
  top: 40%; left: 38%;
  opacity: 0.12;
  animation: orbPulse 15s ease-in-out infinite;
  animation-delay: -6.6s;
}
@keyframes orbPulse {
  0%,100% { transform: scale(1) translate(0,0); opacity: 0.20; }
  33%      { transform: scale(1.08) translate(-20px, -30px); opacity: 0.28; }
  66%      { transform: scale(0.94) translate(20px, 20px); opacity: 0.15; }
}

/* ╔══════════════════════════════════════════╗
   ║               LAYOUT                    ║
   ╚══════════════════════════════════════════╝ */

.inner {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 24px 110px;
}

/* ╔══════════════════════════════════════════╗
   ║               TOP BAR                   ║
   ╚══════════════════════════════════════════╝ */

.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 48px;
  padding: 12px 18px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

/* shimmer line across top */
.top-bar::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.20), transparent);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 4px;
}

.brand-icon-wrap {
  width: 40px; height: 40px;
  background: var(--gradient-main);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 0 20px var(--glow-purple);
}

.brand-icon { font-size: 1.2rem; }

.brand-name {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.top-container { display: flex; align-items: center; gap: 12px; padding-right: 4px; }

.lang-wrapper {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 6px 14px 6px 10px;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.lang-wrapper:hover {
  border-color: var(--border-glow);
  background: rgba(255,255,255,0.08);
  box-shadow: 0 0 0 3px var(--glow-purple);
}
.lang-icon { font-size: 0.9rem; }

.selectLanguage {
  appearance: none;
  background: transparent;
  border: none;
  color: var(--fg-primary);
  font-family: var(--font-main);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  padding: 2px 4px;
}
.selectLanguage option { background: var(--bg-primary); color: var(--fg-primary); }

/* ╔══════════════════════════════════════════╗
   ║               HERO SECTION              ║
   ╚══════════════════════════════════════════╝ */

.hero-section {
  text-align: center;
  margin-bottom: 40px;
  animation: fadeInUp 0.7s var(--ease-out) both;
}

.hero-section h1 {
  font-size: clamp(1.9rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.04em;
  color: var(--fg-primary);
  margin-bottom: 12px;
}

.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200%;
  animation: gradientShift 4s ease infinite alternate;
}

@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--fg-muted);
  font-weight: 400;
  letter-spacing: 0.01em;
}

/* ╔══════════════════════════════════════════╗
   ║              GLASS CARD                 ║
   ╚══════════════════════════════════════════╝ */

.glass-card {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
  transition: transform 0.3s var(--ease-out),
              box-shadow 0.3s var(--ease-out),
              border-color 0.3s var(--ease-out);
}

/* shimmer line on card top */
.glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
  pointer-events: none;
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-hover);
}

/* ── Info Cards ── */
.info-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
  animation: fadeInUp 0.7s 0.1s var(--ease-out) both;
}

.info-card {
  padding: 20px 24px;
}

.info-card p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--fg-secondary);
  margin-top: 12px;
}

details summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg-primary);
  cursor: pointer;
  user-select: none;
  transition: color var(--transition);
}
details summary::-webkit-details-marker { display: none; }
details summary:hover { color: var(--neon-purple); }

.summary-icon {
  font-size: 0.75rem;
  color: var(--neon-purple);
  filter: drop-shadow(0 0 4px var(--glow-purple));
  transition: transform var(--transition);
}
details[open] .summary-icon { transform: rotate(45deg); }

/* ╔══════════════════════════════════════════╗
   ║              MAIN GRID                  ║
   ╚══════════════════════════════════════════╝ */

.main-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  animation: fadeInUp 0.7s 0.2s var(--ease-out) both;
  align-items: start;
  position: relative;
}

#right {
  position: sticky;
  top: 100px;
  align-self: start;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
}

#right::-webkit-scrollbar { width: 5px; }
#right::-webkit-scrollbar-track { background: transparent; }
#right::-webkit-scrollbar-thumb {
  background: var(--neon-purple);
  border-radius: 3px;
  opacity: 0.5;
}

.panel { padding: 24px; }

/* ── Panel Header ── */
.panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.panel-icon {
  font-size: 1.2rem;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 8px var(--glow-purple));
}

.panel-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg-primary);
  letter-spacing: -0.01em;
}

/* ╔══════════════════════════════════════════╗
   ║             SELECT ITEM                 ║
   ╚══════════════════════════════════════════╝ */

.select-wrapper {
  position: relative;
  margin-bottom: 18px;
}

.selectItem {
  appearance: none;
  width: 100%;
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--fg-primary);
  background: rgba(0,0,0,0.15);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 38px 12px 16px;
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.selectItem:focus, .selectItem:hover {
  border-color: var(--border-glow);
  background: rgba(0,0,0,0.25);
  box-shadow: 0 0 0 3px var(--glow-purple), 0 0 16px var(--glow-purple);
}
.selectItem option { background: var(--bg-primary); color: var(--fg-primary); }

.select-arrow {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--fg-muted);
  pointer-events: none;
  font-size: 0.85rem;
}

/* ╔══════════════════════════════════════════╗
   ║           ENCHANTS TABLE                ║
   ╚══════════════════════════════════════════╝ */

.enchants-table-wrap { overflow-x: auto; margin-bottom: 16px; }

#enchants table { border-spacing: 0; width: 100%; border-radius: var(--radius-md); overflow: hidden; }
#enchants td { padding: 9px 13px; font-size: 0.875rem; vertical-align: middle; }
#enchants tr.group1 td { color: var(--table-text); background-color: var(--table-group1); }
#enchants tr.group2 td { color: var(--table-text); background-color: var(--table-group2); }
#enchants td i { font-size: 0.78rem; color: var(--fg-muted); }

#enchants button {
  background: var(--echlevel-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--echlevel-color);
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 2px 4px var(--echlevel-shadow);
}
#enchants button:hover {
  border-color: var(--neon-purple);
  box-shadow: 0 0 12px var(--glow-purple);
  transform: translateY(-1px);
}
#enchants button.on {
  background: var(--enchantment-results);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 10px var(--glow-cyan);
  color: var(--echlevel-color);
}

/* ╔══════════════════════════════════════════╗
   ║              OVERRIDES                  ║
   ╚══════════════════════════════════════════╝ */

.overrides-box {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 18px;
  padding: 16px;
  background: rgba(0,0,0,0.12);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg-secondary);
  transition: color var(--transition);
}
.toggle-label:hover { color: var(--fg-primary); }
.toggle-label input[type="checkbox"] { display: none; }

.toggle-track {
  position: relative;
  width: 38px; height: 22px;
  background: rgba(255,255,255,0.10);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  flex-shrink: 0;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.toggle-thumb {
  position: absolute;
  top: 3px; left: 3px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--fg-muted);
  transition: transform var(--transition), background var(--transition);
}
.toggle-label input:checked + .toggle-track {
  background: var(--gradient-btn);
  border-color: var(--neon-purple);
  box-shadow: 0 0 10px var(--glow-purple);
}
.toggle-label input:checked + .toggle-track .toggle-thumb {
  transform: translateX(16px);
  background: #fff;
}

/* ╔══════════════════════════════════════════╗
   ║           CALCULATE BUTTON              ║
   ╚══════════════════════════════════════════╝ */

.btn-calculate {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px 24px;
  background: var(--gradient-main);
  border: none;
  border-radius: var(--radius-md);
  color: #fff;
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s var(--ease-out),
              box-shadow 0.3s var(--ease-out),
              opacity 0.2s ease;
  box-shadow: 0 4px 20px var(--glow-purple), 0 1px 0 rgba(255,255,255,0.15) inset;
}

.btn-calculate::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
  opacity: 0;
  transition: opacity var(--transition);
}
.btn-calculate:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px var(--glow-purple), 0 0 0 1px var(--border-glow);
}
.btn-calculate:hover::before { opacity: 1; }
.btn-calculate span { position: relative; z-index: 1; }
.btn-arrow { font-size: 1.2rem; transition: transform var(--transition); position: relative; z-index: 1; }
.btn-calculate:hover .btn-arrow { transform: translateX(5px); }
.btn-calculate:active { transform: translateY(0); opacity: 0.9; }

/* ╔══════════════════════════════════════════╗
   ║            MODE SELECTION               ║
   ╚══════════════════════════════════════════╝ */

.mode-selection { margin-bottom: 20px; }

.mode-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--fg-muted);
  margin-bottom: 10px;
}

.radio-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.radio-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg-secondary);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 7px 16px;
  transition: all var(--transition);
}
.radio-pill:hover {
  border-color: var(--border-glow);
  color: var(--fg-primary);
  background: rgba(255,255,255,0.07);
}
.radio-pill input[type="radio"] { accent-color: var(--neon-purple); }
.radio-pill:has(input:checked) {
  border-color: var(--neon-purple);
  background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(168,85,247,0.10));
  color: var(--fg-primary);
  box-shadow: 0 0 12px var(--glow-purple);
}

/* ╔══════════════════════════════════════════╗
   ║             STATUS BOXES                ║
   ╚══════════════════════════════════════════╝ */

.status-box {
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-top: 8px;
  animation: fadeInUp 0.35s ease both;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.status-progress {
  background: var(--progress-color);
  border-color: rgba(251,191,36,0.25);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--fg-secondary);
}

.spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--neon-cyan);
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

.status-solution {
  background: var(--solution);
  border-color: rgba(52,211,153,0.22);
}

.solution-header-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.solution-icon {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 0 12px var(--glow-cyan);
}

.status-solution h2 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg-primary);
}

.timings-text { font-size: 0.8rem; color: var(--fg-muted); margin-bottom: 10px; }
.cost-row { font-size: 0.9rem; color: var(--fg-secondary); margin-bottom: 12px; font-weight: 500; }
.cost-value {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--neon-cyan);
  font-size: 1.05rem;
  filter: drop-shadow(0 0 6px var(--glow-cyan));
}

.steps-heading {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--fg-muted);
  margin-bottom: 10px;
}

#steps { padding-left: 20px; }
#steps li {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--fg-secondary);
  margin-bottom: 8px;
  padding-left: 6px;
}

.xp-note {
  font-size: 0.78rem;
  color: var(--fg-muted);
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.status-error {
  background: var(--error);
  border-color: rgba(248,113,113,0.25);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--fg-primary);
}

.status-warn {
  background: var(--phone-warn);
  border-color: rgba(251,146,60,0.25);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--fg-primary);
}

.status-icon { font-size: 0.95rem; flex-shrink: 0; margin-top: 2px; }

/* ╔══════════════════════════════════════════╗
   ║                 LINKS                   ║
   ╚══════════════════════════════════════════╝ */

a {
  color: var(--link-primary);
  text-decoration: none;
  transition: color var(--transition), text-shadow var(--transition);
}
a:hover {
  color: var(--link-hover);
  text-shadow: 0 0 10px var(--glow-purple);
}
a[target="_blank"]::after { content: " ↗"; font-size: 0.75em; opacity: 0.65; }

/* ╔══════════════════════════════════════════╗
   ║                FOOTER                   ║
   ╚══════════════════════════════════════════╝ */

footer.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--bg-glass-deep);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 10px 24px;
  box-shadow: 0 -4px 32px rgba(0,0,0,0.15);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  max-width: 1080px;
  margin: 0 auto;
}

.theme-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.theme-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--fg-muted);
}

#theme-switcher-form {
  display: flex;
  align-items: center;
  gap: 6px;
}
#theme-switcher-form div { display: flex; }
#theme-switcher-form input[type="radio"] { display: none; }
#theme-switcher-form label {
  width: 22px; height: 22px;
  border-radius: 50%;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  border: 2px solid transparent;
}
#theme-switcher-form label:hover { transform: scale(1.20); }
#theme-switcher-form input[type="radio"]:checked + label {
  outline: 2px solid var(--fg-primary);
  outline-offset: 2px;
  transform: scale(1.12);
}
#theme-switcher-form div:nth-child(1) label { background-color: #e3e4eb; }
#theme-switcher-form div:nth-child(2) label { background-color: #353535; }
#theme-switcher-form div:nth-child(3) label { background-color: #111111; }
#theme-switcher-form div:nth-child(4) label { background-color: #813151; }
#theme-switcher-form div:nth-child(5) label { background-color: #795548; }
#theme-switcher-form div:nth-child(6) label { background-color: #673ab7; }
#theme-switcher-form div:nth-child(7) label { background-color: #5ab1a8; }
#theme-switcher-form div:nth-child(8) label { background-color: #ff6b6b; }
#theme-switcher-form div:nth-child(9) label { background-color: #fff9e6; }

.footer-links {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--fg-muted);
}

.footer-credit { color: var(--fg-secondary); font-weight: 500; }
.footer-credit strong {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
}
.footer-sep { opacity: 0.30; }

/* ╔══════════════════════════════════════════╗
   ║              ANIMATIONS                 ║
   ╚══════════════════════════════════════════╝ */

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ╔══════════════════════════════════════════╗
   ║              RESPONSIVE                 ║
   ╚══════════════════════════════════════════╝ */

@media (max-width: 860px) {
  .main-grid    { grid-template-columns: 1fr; }
  .info-cards   { grid-template-columns: 1fr; }
  .hero-section h1 { font-size: clamp(1.5rem, 6vw, 2.2rem); }
  #right {
    position: sticky;
    top: 80px;
    max-height: none;
    overflow-y: visible;
  }
}

@media (max-width: 540px) {
  .inner { padding: 16px 14px 130px; }
  .top-bar { padding: 10px 14px; border-radius: var(--radius-lg); }
  .brand-name { display: none; }
  .footer-inner { justify-content: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
  #right { top: 70px; }
}

@media (max-width: 420px) {
  footer.footer { padding: 10px 14px; }
  .theme-label  { display: none; }
  #right { top: 60px; }
}