/**
 * DJ LINK BIO - ESTILOS DO SAAS
 * Cores: Base #0A0A0A | Teal #2EA6A0 | Amarelo #FFD31A
 */

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

:root {
  --base: #0A0A0A;
  --base-light: #1C1C1C;
  --base-lighter: #2a2a2a;
  --primary: #2EA6A0;
  --primary-dark: #1d7a75;
  --primary-glow: rgba(46, 166, 160, 0.5);
  --accent: #FFD31A;
  --accent-dark: #e6bc00;
  --accent-glow: rgba(255, 211, 26, 0.5);
  --white: #FFFFFF;
  --gray: #888888;
  --gray-light: #aaaaaa;
  --gray-dark: #444444;
  --danger: #dc3545;
  --success: #28a745;
  --warning: #ffc107;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --radius-full: 50px;
  --transition: 0.3s ease;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font-main); background: var(--base); color: var(--white); line-height: 1.6; min-height: 100vh; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.container-sm { max-width: 500px; margin: 0 auto; padding: 0 20px; }
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-accent { color: var(--accent); }
.text-gray { color: var(--gray); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.mt-10 { margin-top: 10px; }
.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }
.mb-10 { margin-bottom: 10px; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }

/* NAVBAR */
.navbar { background: var(--base-light); border-bottom: 1px solid var(--gray-dark); padding: 15px 0; position: sticky; top: 0; z-index: 100; }
.navbar-inner { display: flex; justify-content: space-between; align-items: center; }
.navbar-logo { font-size: 1.3rem; font-weight: 800; color: var(--white); letter-spacing: 2px; display: flex; align-items: center; gap: 8px; }
.navbar-logo i { color: var(--primary); }
.navbar-nav { display: flex; gap: 25px; align-items: center; }
.navbar-link { color: var(--gray-light); font-size: 0.9rem; font-weight: 500; }
.navbar-link:hover { color: var(--white); }
.navbar-toggle { display: none; background: none; border: none; color: var(--white); font-size: 1.5rem; cursor: pointer; }

/* HERO LANDING */
.hero-landing { min-height: calc(100vh - 70px); display: flex; align-items: center; justify-content: center; text-align: center; padding: 60px 20px; background: radial-gradient(ellipse at top, var(--base-light) 0%, var(--base) 70%); position: relative; overflow: hidden; }
.hero-landing::before { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle, var(--primary-glow) 0%, transparent 50%); animation: pulse-bg 8s ease-in-out infinite; opacity: 0.3; }
@keyframes pulse-bg { 0%, 100% { transform: scale(1); opacity: 0.3; } 50% { transform: scale(1.1); opacity: 0.5; } }
.hero-content { position: relative; z-index: 2; max-width: 800px; }
.hero-badge { display: inline-block; background: var(--primary-glow); color: var(--white); padding: 8px 20px; border-radius: var(--radius-full); font-size: 0.85rem; font-weight: 600; margin-bottom: 25px; border: 1px solid var(--primary); }
.hero-title { font-size: clamp(2.5rem, 8vw, 4.5rem); font-weight: 900; line-height: 1.1; margin-bottom: 25px; background: linear-gradient(135deg, var(--white) 0%, var(--primary) 50%, var(--accent) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-subtitle { font-size: 1.2rem; color: var(--gray-light); margin-bottom: 40px; max-width: 600px; margin-left: auto; margin-right: auto; }
.hero-actions { display: flex; gap: 15px; justify-content: center; flex-wrap: wrap; }

/* FEATURES */
.features { padding: 100px 20px; background: var(--base-light); }
.section-title { font-size: 2rem; font-weight: 800; text-align: center; margin-bottom: 15px; }
.section-subtitle { color: var(--gray); text-align: center; margin-bottom: 50px; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; max-width: 1000px; margin: 0 auto; }
.feature-card { background: var(--base); border: 1px solid var(--gray-dark); border-radius: var(--radius-xl); padding: 35px 25px; text-align: center; transition: all var(--transition); }
.feature-card:hover { border-color: var(--primary); transform: translateY(-5px); }
.feature-icon { width: 70px; height: 70px; background: linear-gradient(135deg, var(--primary), var(--accent)); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; font-size: 1.8rem; color: var(--base); }
.feature-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 10px; }
.feature-text { color: var(--gray); font-size: 0.95rem; }

/* PRICING */
.pricing { padding: 100px 20px; }
.pricing-card { max-width: 450px; margin: 0 auto; background: var(--base-light); border: 2px solid var(--primary); border-radius: var(--radius-xl); padding: 40px; text-align: center; position: relative; overflow: hidden; }
.pricing-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--primary), var(--accent)); }
.pricing-badge { position: absolute; top: 20px; right: -35px; background: var(--accent); color: var(--base); padding: 5px 40px; font-size: 0.75rem; font-weight: 700; transform: rotate(45deg); }
.pricing-title { font-size: 1.5rem; font-weight: 800; margin-bottom: 10px; }
.pricing-price { font-size: 3rem; font-weight: 900; color: var(--primary); margin-bottom: 5px; }
.pricing-period { color: var(--gray); margin-bottom: 30px; }
.pricing-features { list-style: none; text-align: left; margin-bottom: 30px; }
.pricing-features li { padding: 12px 0; border-bottom: 1px solid var(--gray-dark); display: flex; align-items: center; gap: 10px; }
.pricing-features li:last-child { border-bottom: none; }
.pricing-features i { color: var(--primary); font-size: 1.1rem; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 30px; font-size: 0.9rem; font-weight: 600; border: none; border-radius: var(--radius-full); cursor: pointer; transition: all var(--transition); text-decoration: none; }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: var(--white); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px var(--primary-glow); color: var(--white); }
.btn-accent { background: linear-gradient(135deg, var(--accent), var(--accent-dark)); color: var(--base); }
.btn-accent:hover { transform: translateY(-2px); box-shadow: 0 10px 30px var(--accent-glow); color: var(--base); }
.btn-outline { background: transparent; border: 2px solid var(--gray-dark); color: var(--white); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-danger { background: var(--danger); color: var(--white); }
.btn-sm { padding: 10px 20px; font-size: 0.85rem; }
.btn-lg { padding: 18px 40px; font-size: 1rem; }
.btn-block { width: 100%; }

/* FORMS */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--gray-light); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 1px; }
.form-input, .form-textarea, .form-select { width: 100%; padding: 14px 16px; font-size: 1rem; font-family: inherit; background: var(--base); border: 2px solid var(--gray-dark); border-radius: var(--radius-md); color: var(--white); transition: all var(--transition); }
.form-input:focus, .form-textarea:focus, .form-select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow); }
.form-input::placeholder { color: var(--gray); }
.form-textarea { min-height: 120px; resize: vertical; }
.form-hint { font-size: 0.8rem; color: var(--gray); margin-top: 5px; }
.form-error { color: var(--danger); font-size: 0.85rem; margin-top: 5px; }

/* CARDS */
.card { background: var(--base-light); border: 1px solid var(--gray-dark); border-radius: var(--radius-lg); padding: 25px; margin-bottom: 20px; }
.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; padding-bottom: 15px; border-bottom: 1px solid var(--gray-dark); flex-wrap: wrap; gap: 10px; }
.card-title { font-size: 1.1rem; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.card-title i { color: var(--primary); }

/* ALERTS */
.alert { padding: 15px 20px; border-radius: var(--radius-md); margin-bottom: 20px; font-size: 0.95rem; }
.alert-success { background: rgba(40, 167, 69, 0.15); border: 1px solid var(--success); color: var(--success); }
.alert-danger { background: rgba(220, 53, 69, 0.15); border: 1px solid var(--danger); color: var(--danger); }
.alert-warning { background: rgba(255, 193, 7, 0.15); border: 1px solid var(--warning); color: var(--warning); }
.alert-info { background: rgba(46, 166, 160, 0.15); border: 1px solid var(--primary); color: var(--primary); }

/* BADGES */
.badge { display: inline-block; padding: 5px 12px; font-size: 0.75rem; font-weight: 600; border-radius: var(--radius-full); text-transform: uppercase; letter-spacing: 1px; }
.badge-success { background: var(--success); color: var(--white); }
.badge-danger { background: var(--danger); color: var(--white); }
.badge-warning { background: var(--warning); color: var(--base); }
.badge-primary { background: var(--primary); color: var(--white); }
.badge-secondary { background: var(--gray-dark); color: var(--white); }

/* AUTH PAGES */
.auth-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 40px 20px; background: radial-gradient(ellipse at top, var(--base-light) 0%, var(--base) 70%); }
.auth-box { width: 100%; max-width: 420px; background: var(--base-light); border: 1px solid var(--gray-dark); border-radius: var(--radius-xl); padding: 40px; }
.auth-logo { text-align: center; margin-bottom: 30px; }
.auth-logo h1 { font-size: 1.8rem; font-weight: 800; letter-spacing: 2px; }
.auth-logo h1 i { color: var(--primary); margin-right: 8px; }
.auth-title { text-align: center; font-size: 1.3rem; margin-bottom: 10px; }
.auth-subtitle { text-align: center; color: var(--gray); margin-bottom: 30px; }
.auth-footer { text-align: center; margin-top: 25px; padding-top: 25px; border-top: 1px solid var(--gray-dark); color: var(--gray); }

/* DASHBOARD */
.dashboard { padding: 30px 0; }
.dashboard-header { margin-bottom: 30px; }
.dashboard-title { font-size: 1.8rem; font-weight: 800; margin-bottom: 5px; }
.dashboard-subtitle { color: var(--gray); }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-bottom: 30px; }
.stat-card { background: var(--base-light); border: 1px solid var(--gray-dark); border-radius: var(--radius-lg); padding: 25px; }
.stat-label { font-size: 0.85rem; color: var(--gray); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.stat-value { font-size: 1.8rem; font-weight: 800; color: var(--primary); }
.stat-value.warning { color: var(--warning); }
.stat-value.danger { color: var(--danger); }

/* TABLES */
.table-wrapper { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 15px; text-align: left; border-bottom: 1px solid var(--gray-dark); }
.table th { font-size: 0.8rem; font-weight: 600; color: var(--gray); text-transform: uppercase; letter-spacing: 1px; }
.table tbody tr:hover { background: var(--base-lighter); }

/* TABS */
.tabs { display: flex; gap: 5px; background: var(--base); padding: 5px; border-radius: var(--radius-lg); margin-bottom: 25px; overflow-x: auto; }
.tab { padding: 12px 20px; font-size: 0.85rem; font-weight: 600; border: none; background: transparent; color: var(--gray); border-radius: var(--radius-md); cursor: pointer; transition: all var(--transition); white-space: nowrap; display: flex; align-items: center; gap: 8px; }
.tab:hover { color: var(--white); background: var(--base-lighter); }
.tab.active { background: var(--primary); color: var(--base); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* FILE UPLOAD */
.file-upload { position: relative; border: 2px dashed var(--gray-dark); border-radius: var(--radius-lg); padding: 40px 20px; text-align: center; transition: all var(--transition); cursor: pointer; }
.file-upload:hover { border-color: var(--primary); background: rgba(46, 166, 160, 0.05); }
.file-upload input { position: absolute; top: 0; left: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; }
.file-upload i { font-size: 2.5rem; color: var(--primary); margin-bottom: 15px; display: block; }
.file-upload p { color: var(--gray); }
.file-preview { margin-top: 15px; max-width: 200px; margin-left: auto; margin-right: auto; }
.file-preview img { border-radius: var(--radius-md); }

/* GRID */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

/* FOOTER */
.footer { background: var(--base-light); border-top: 1px solid var(--gray-dark); padding: 40px 20px; text-align: center; margin-top: 60px; }
.footer-text { color: var(--gray); font-size: 0.9rem; }

/* ITEM LIST */
.item-list { display: flex; flex-direction: column; gap: 12px; }
.item-row { display: flex; justify-content: space-between; align-items: center; padding: 15px; background: var(--base); border-radius: var(--radius-md); border: 1px solid var(--gray-dark); flex-wrap: wrap; gap: 15px; transition: all var(--transition); }
.item-row:hover { border-color: var(--primary); }
.item-info { flex: 1; min-width: 200px; }
.item-date { font-size: 0.8rem; color: var(--primary); margin-bottom: 3px; }
.item-title { font-weight: 600; margin-bottom: 3px; }
.item-meta { font-size: 0.85rem; color: var(--gray); }
.item-actions { display: flex; gap: 8px; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .navbar-nav { display: none; }
  .navbar-toggle { display: block; }
  .navbar-nav.active { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--base-light); padding: 20px; border-top: 1px solid var(--gray-dark); }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .auth-box { padding: 30px 20px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .table th, .table td { padding: 10px 8px; font-size: 0.85rem; }
  .item-row { flex-direction: column; align-items: flex-start; }
  .item-actions { width: 100%; }
  .item-actions .btn { flex: 1; justify-content: center; }
}