/* ==========================================================================
   BEMOL BLUES BAND - REFACTORED DESIGN SYSTEM
   Typography: Oswald (Headings), Inter & Plus Jakarta Sans (Body), Cinzel (Badges)
   Aesthetic: Atmospheric Blues-Rock Stage + Warm Amber Glow + Sharp Contrast
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@700;900&family=Inter:wght@400;500;600;700&family=Oswald:wght@500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Dark Mode Palette */
  --bg-deep: #060608;
  --bg-main: #09090c;
  --bg-card: #121217;
  --bg-card-hover: #181822;

  /* Amber & Gold Tones (Tube saturation) */
  --amber: #f59e0b;
  --amber-light: #fbbf24;
  --amber-warm: #fde68a;
  --amber-glow: rgba(245, 158, 11, 0.28);
  --amber-glow-strong: rgba(245, 158, 11, 0.55);

  /* Electric Accent (Jewel pilot light) */
  --blue-jewel: #38bdf8;
  --blue-glow: rgba(56, 189, 248, 0.4);

  /* High Contrast Neutral Typography */
  --text-main: #f8fafc;        /* Headings & key titles */
  --text-sub: #e5e7eb;         /* Subheadings, paragraphs & card body (Off-white) */
  --text-muted: #d1d5db;       /* Secondary notes & details */
  --text-dim: #94a3b8;         /* Footnotes & inactive states */

  /* Borders & Dividers */
  --border: rgba(255, 255, 255, 0.1);
  --border-amber: rgba(245, 158, 11, 0.4);
  --border-amber-subtle: rgba(245, 158, 11, 0.22);

  /* Typography Stack */
  --font-heading: 'Oswald', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Cinzel', Georgia, serif;
  --font-body: 'Inter', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  /* Transitions */
  --ease: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-deep);
  color: var(--text-main);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.65;
  background-color: var(--bg-deep);
  color: var(--text-sub);
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--ease);
}

button, input, select, textarea {
  font-family: inherit;
  color: inherit;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

/* ==========================================================================
   Headings & Shared Typography
   ========================================================================== */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-main);
  line-height: 1.15;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 10%, var(--amber-light) 60%, var(--amber) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--amber);
  margin-bottom: 0.5rem;
}

.section {
  padding: 5.5rem 0;
  position: relative;
}

.section-dark {
  background: var(--bg-deep);
}

.section-heading {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.25rem auto;
}

.section-heading h2 {
  font-size: clamp(2rem, 3.8vw, 2.85rem);
  font-weight: 700;
  margin-bottom: 0.9rem;
}

.section-heading p {
  color: var(--text-sub);
  font-size: 1.05rem;
  line-height: 1.65;
}

/* ==========================================================================
   Buttons (Harmonized Padding & Proportions)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.925rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.68rem 1.45rem;
  border-radius: var(--radius-md);
  transition: all var(--ease);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--amber-light), var(--amber));
  color: #070709;
  border: 1px solid var(--amber-light);
  box-shadow: 0 4px 18px var(--amber-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #ffffff, var(--amber-light));
  transform: translateY(-2px);
  box-shadow: 0 6px 24px var(--amber-glow-strong);
  color: #000;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--amber);
  color: var(--amber-light);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.48rem 1rem;
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   1. Header / Navbar
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 70px;
  z-index: 100;
  background: rgba(8, 8, 11, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.brand-badge {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 1.3rem;
  color: var(--amber-light);
  background: #14141c;
  border: 1.5px solid var(--border-amber);
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.2);
}

.brand-name {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-name strong {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-main);
}

.brand-name span {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--amber);
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--ease);
}

.nav-link:hover, .nav-link.active {
  color: var(--amber-light);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hamburger-btn {
  display: none;
  background: transparent;
  width: 36px;
  height: 36px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

.hamburger-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: var(--ease);
}

.hamburger-btn.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger-btn.active span:nth-child(2) {
  opacity: 0;
}

.hamburger-btn.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(80vw, 320px);
  height: 100vh;
  background: #101016;
  border-left: 1px solid var(--border-amber);
  padding: 5rem 1.75rem 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  z-index: 99;
  transition: right var(--ease);
}

.mobile-nav-drawer.open {
  right: 0;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-nav-links a {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-muted);
}

.mobile-nav-links a:hover,
.mobile-nav-links a.active {
  color: var(--amber-light);
}

.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  z-index: 98;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--ease);
}

.drawer-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

/* ==========================================================================
   2. Hero Section (Atmospheric Stage Backdrop + Focused Radial Glow)
   ========================================================================== */
.hero-section {
  position: relative;
  padding-top: calc(70px + 4.5rem);
  padding-bottom: 5.5rem;
  text-align: center;
  background-color: var(--bg-deep);
  background-image: 
    radial-gradient(circle at 50% 32%, rgba(245, 158, 11, 0.28) 0%, rgba(10, 10, 15, 0.78) 55%, #060608 96%),
    url('../images/stage-atmosphere.svg');
  background-size: 100% 100%, cover;
  background-position: center center;
  background-repeat: no-repeat;
  overflow: hidden;
}

/* Bottom fade from hero to first section */
.hero-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 90px;
  background: linear-gradient(to bottom, transparent, var(--bg-main));
  pointer-events: none;
}

.hero-content {
  max-width: 840px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

/* Clear, high-contrast status badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(18, 18, 24, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(245, 158, 11, 0.45);
  padding: 0.45rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--amber-warm);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.5);
  margin-bottom: 1.75rem;
}

.jewel-dot {
  width: 9px;
  height: 9px;
  background: var(--blue-jewel);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--blue-jewel), 0 0 16px var(--blue-jewel);
}

.hero-title {
  font-size: clamp(2.75rem, 6.2vw, 4.65rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: 0.03em;
  margin-bottom: 1.35rem;
  color: var(--text-main);
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.7);
}

.hero-desc {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--text-sub);
  line-height: 1.65;
  font-weight: 400;
  max-width: 680px;
  margin: 0 auto 2.35rem auto;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 3.25rem;
}

.lineup-bar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-sub);
  padding: 0.75rem 1.6rem;
  background: rgba(18, 18, 24, 0.85);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  backdrop-filter: blur(8px);
}

.lineup-sep {
  color: var(--border-amber);
}

/* ==========================================================================
   3. A Banda (Enhanced Cards, Hover & Legibility)
   ========================================================================== */
.quartet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.35rem;
}

.quartet-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.85rem 1.6rem;
  position: relative;
  transition: border-color var(--ease),
              transform var(--ease),
              box-shadow var(--ease),
              background var(--ease);
}

.quartet-card:hover {
  border-color: var(--amber);
  background: var(--bg-card-hover);
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6), 0 0 22px rgba(245, 158, 11, 0.18);
}

.quartet-num {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.quartet-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--text-main);
  letter-spacing: 0.03em;
}

.quartet-card p {
  font-size: 0.975rem;
  color: var(--text-sub);
  line-height: 1.65;
  font-weight: 400;
}

/* ==========================================================================
   4. Repertório
   ========================================================================== */
.filter-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.25rem;
}

.tab-btn {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
  border: 1px solid var(--border);
  transition: all var(--ease);
}

.tab-btn:hover {
  color: var(--text-main);
  border-color: var(--border-amber);
}

.tab-btn.active {
  background: var(--amber);
  color: #070709;
  border-color: var(--amber-light);
  box-shadow: 0 0 16px var(--amber-glow);
}

.repertoire-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.15rem;
}

.artist-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.35rem 1.35rem;
  transition: all var(--ease);
}

.artist-item:hover {
  border-color: var(--border-amber);
  transform: translateY(-2px);
  background: var(--bg-card-hover);
}

.artist-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.artist-top h4 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.tag {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--amber-warm);
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid var(--border-amber-subtle);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
}

.artist-songs {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   5. Agenda (Tour Dates)
   ========================================================================== */
.tour-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  max-width: 860px;
  margin: 0 auto;
}

.tour-item {
  display: grid;
  grid-template-columns: 80px 1fr auto auto;
  align-items: center;
  gap: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.15rem 1.5rem;
  transition: all var(--ease);
}

.tour-item:hover {
  border-color: var(--border-amber);
  background: var(--bg-card-hover);
}

.tour-date {
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1;
}

.tour-day {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--amber-light);
}

.tour-month {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-top: 3px;
}

.tour-city {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.03em;
  color: var(--text-main);
}

.tour-venue {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.tour-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--blue-jewel);
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 0.28rem 0.7rem;
  border-radius: var(--radius-full);
}

.agenda-cta-box {
  margin-top: 2.25rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.95rem;
  color: var(--text-sub);
}

/* ==========================================================================
   6. Mídia (Video & Compact Audio Player)
   ========================================================================== */
.media-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem;
  align-items: center;
}

.media-video-box {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #000;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--border);
}

.media-video-box iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.video-cover {
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.85)),
              radial-gradient(circle at center, rgba(245, 158, 11, 0.25) 0%, transparent 70%),
              #121217;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  text-align: center;
  padding: 1.5rem;
}

.play-btn-circle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--amber);
  color: #070709;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  box-shadow: 0 0 25px var(--amber-glow);
  transition: transform var(--ease);
}

.video-cover:hover .play-btn-circle {
  transform: scale(1.1);
}

.video-meta strong {
  font-family: var(--font-heading);
  display: block;
  font-size: 1.15rem;
  letter-spacing: 0.03em;
  margin-bottom: 0.25rem;
  color: var(--text-main);
}

.video-meta span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Audio Player */
.audio-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
}

.audio-box-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.audio-tag {
  font-family: var(--font-heading);
  font-size: 0.725rem;
  font-weight: 700;
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.play-audio-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--amber);
  color: #070709;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--ease);
}

.play-audio-btn:hover {
  transform: scale(1.08);
}

.wave-visualizer {
  display: flex;
  align-items: flex-end;
  height: 36px;
  gap: 4px;
  margin-bottom: 1rem;
}

.wave-bar {
  flex: 1;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 2px;
  height: 15%;
  transition: height 0.08s ease;
}

.wave-bar.active {
  background: var(--amber-light);
}

.progress-wrap {
  width: 100%;
  height: 5px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  cursor: pointer;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--amber);
}

.progress-times {
  display: flex;
  justify-content: space-between;
  font-size: 0.725rem;
  color: var(--text-dim);
  margin-top: 0.35rem;
  margin-bottom: 1.25rem;
}

.audio-tracks-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.track-pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
  border: 1px solid transparent;
  transition: all var(--ease);
}

.track-pill:hover {
  background: rgba(255, 255, 255, 0.08);
}

.track-pill.active {
  background: rgba(245, 158, 11, 0.12);
  color: var(--amber-light);
  border-color: var(--border-amber);
}

/* ==========================================================================
   7. Contato & Footer
   ========================================================================== */
.contact-box {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 3rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 3rem;
  margin-bottom: 3.5rem;
}

.contact-left h2 {
  font-size: 2.15rem;
  line-height: 1.12;
  margin-bottom: 0.85rem;
}

.contact-left p {
  color: var(--text-sub);
  font-size: 0.975rem;
  margin-bottom: 1.75rem;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.c-link {
  font-size: 0.925rem;
  color: var(--text-muted);
}

.c-link strong {
  font-family: var(--font-heading);
  letter-spacing: 0.04em;
  color: var(--text-main);
  margin-right: 0.4rem;
}

.c-link a:hover {
  color: var(--amber-light);
}

/* Form */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-field {
  margin-bottom: 1rem;
}

.form-field label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: #0d0d12;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.925rem;
  transition: border-color var(--ease);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--amber);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-dim);
}

.footer-links {
  display: flex;
  gap: 1.25rem;
}

.footer-links a:hover {
  color: var(--amber-light);
}

/* ==========================================================================
   Floating WhatsApp Button
   ========================================================================== */
.floating-whatsapp {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 90;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: #25d366;
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 700;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45);
  transition: all var(--ease);
}

.floating-whatsapp:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
  color: #fff;
}

/* ==========================================================================
   Modal: Rider Técnico
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--ease);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-window {
  background: var(--bg-card);
  border: 1px solid var(--border-amber);
  border-radius: var(--radius-lg);
  max-width: 560px;
  width: 100%;
  padding: 2.25rem;
  position: relative;
}

.modal-close-btn {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  background: transparent;
  color: var(--text-muted);
  font-size: 1.25rem;
}

.rider-list {
  list-style: disc;
  padding-left: 1.25rem;
  font-size: 0.9rem;
  color: var(--text-sub);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.rider-list strong {
  color: var(--text-main);
}

/* ==========================================================================
   Rider Técnico & Mapa de Palco (Stage Plot & Input List)
   ========================================================================== */
.rider-header-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.75rem;
}

.rider-specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.rider-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
}

.rider-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.85rem;
}

.rider-card-icon {
  font-size: 1.4rem;
}

.rider-card h3 {
  font-size: 1.25rem;
  letter-spacing: 0.03em;
  margin: 0;
}

.rider-feature-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  font-size: 0.925rem;
  color: var(--text-sub);
  list-style: none;
}

.rider-feature-list strong {
  color: var(--text-main);
}

.aux-routes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-top: 0.6rem;
}

.aux-pill {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  padding: 0.45rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--text-sub);
}

.aux-pill strong {
  color: var(--amber-light);
}

/* Stage Plot Visual Diagram */
.stage-plot-container {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 2.5rem;
}

.stage-plot-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.stage-plot-titlebar h4 {
  font-size: 1.35rem;
  letter-spacing: 0.03em;
}

.stage-dim-tag {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--amber-warm);
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid var(--border-amber-subtle);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
}

.stage-box {
  background: linear-gradient(180deg, #151520 0%, #0c0c12 100%);
  border: 2px dashed rgba(245, 158, 11, 0.35);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem 1.5rem 1.5rem;
  position: relative;
}

.stage-row {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.stage-front {
  justify-content: space-between;
}

.musician-station {
  background: rgba(10, 10, 14, 0.9);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  flex: 1;
  max-width: 280px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  transition: all var(--ease);
}

.musician-station:hover {
  border-color: var(--amber);
  transform: translateY(-2px);
}

.station-lead {
  border-color: rgba(245, 158, 11, 0.45);
  background: rgba(24, 20, 14, 0.95);
}

.station-role {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: 0.05em;
}

.station-details {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.station-tags {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.35rem;
  flex-wrap: wrap;
  justify-content: center;
}

.tag-energy {
  font-size: 0.7rem;
  font-weight: 700;
  color: #fbbf24;
  background: rgba(251, 191, 36, 0.12);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}

.tag-mon {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--blue-jewel);
  background: rgba(56, 189, 248, 0.12);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}

.stage-audience-bar {
  text-align: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--amber);
  margin-top: 1rem;
}

.stage-notes-row {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

/* Input List Table */
.input-list-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  overflow: hidden;
}

.input-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.input-list-header h4 {
  font-size: 1.35rem;
  letter-spacing: 0.03em;
}

.input-list-header span {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.input-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  text-align: left;
}

.input-table th {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--amber-light);
  padding: 0.85rem 1rem;
  border-bottom: 2px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.input-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-sub);
}

.input-table tr:hover td {
  background: rgba(245, 158, 11, 0.04);
}

.ch-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid var(--border-amber);
  color: var(--amber-light);
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 860px) {
  .nav-links, .nav-actions .btn {
    display: none;
  }

  .hamburger-btn {
    display: flex;
  }

  .media-layout {
    grid-template-columns: 1fr;
  }

  .contact-box {
    grid-template-columns: 1fr;
    padding: 2rem 1.5rem;
    gap: 2rem;
  }

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

  .tour-item {
    grid-template-columns: 60px 1fr;
    gap: 0.75rem;
  }

  .tour-badge {
    display: none;
  }

  .tour-action {
    grid-column: 1 / -1;
    margin-top: 0.5rem;
  }

  .tour-action .btn {
    width: 100%;
  }

  .floating-whatsapp span {
    display: none;
  }

  .floating-whatsapp {
    padding: 0.85rem;
    border-radius: 50%;
  }

  .rider-specs-grid {
    grid-template-columns: 1fr;
  }

  .stage-front {
    flex-direction: column;
    align-items: center;
  }

  .musician-station {
    max-width: 100%;
    width: 100%;
  }

  .aux-routes {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Print Stylesheet for Rider PDF Export
   ========================================================================== */
@media print {
  body {
    background: #ffffff !important;
    color: #111827 !important;
  }

  .site-header,
  .hero-section,
  .section:not(#rider),
  .floating-whatsapp,
  .modal-overlay,
  .rider-header-actions,
  .footer-bottom {
    display: none !important;
  }

  #rider {
    padding: 0 !important;
    background: #ffffff !important;
  }

  .section-heading h2,
  .rider-card h3,
  .stage-plot-titlebar h4,
  .input-list-header h4 {
    color: #111827 !important;
  }

  .gradient-text {
    -webkit-text-fill-color: #d97706 !important;
  }

  .rider-card,
  .stage-plot-container,
  .input-list-card,
  .stage-box,
  .musician-station {
    background: #ffffff !important;
    border: 1px solid #d1d5db !important;
    box-shadow: none !important;
    color: #111827 !important;
  }

  .musician-station .station-role,
  .musician-station .station-details,
  .rider-feature-list,
  .rider-feature-list strong,
  .input-table td,
  .input-table th {
    color: #111827 !important;
  }

  .ch-badge {
    background: #f3f4f6 !important;
    border: 1px solid #9ca3af !important;
    color: #111827 !important;
  }
}