/* ==========================================================================
   2 TEMPOS POWER - OFFICIAL WEBSITE STYLESHEET
   High Octane Dark Theme, Glassmorphism & High-Performance Responsive Layout
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-dark: #0c0d12;
  --bg-card: #151720;
  --bg-card-hover: #1c1f2b;
  --bg-glass: rgba(21, 23, 32, 0.85);
  
  --primary-red: #ff1e27;
  --primary-red-glow: rgba(255, 30, 39, 0.4);
  --accent-orange: #ff6b00;
  --accent-yellow: #ffb700;
  
  --text-main: #f0f2f8;
  --text-muted: #9aa1b4;
  --text-dim: #6c748a;

  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(255, 30, 39, 0.3);

  --yt-red: #ff0000;
  --yt-red-hover: #cc0000;

  /* Typography */
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Outfit', sans-serif;

  /* Transitions & Shadows */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  --glow-shadow: 0 0 25px rgba(255, 30, 39, 0.35);
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

ul {
  list-style: none;
}

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

button, input {
  font-family: inherit;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.text-center {
  text-align: center;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--accent-orange) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.highlight {
  color: var(--primary-red);
}

.grid-2-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
}

.align-center {
  align-items: center;
}

.margin-top-lg {
  margin-top: 2.5rem;
}

/* Buttons System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.8rem;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition-normal);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-yt-primary {
  background: var(--yt-red);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(255, 0, 0, 0.4);
}

.btn-yt-primary:hover {
  background: var(--yt-red-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 0, 0, 0.6);
}

.btn-hero-youtube {
  background: linear-gradient(135deg, #ff0000 0%, #d60000 100%);
  color: #fff;
  padding: 1.1rem 2.2rem;
  font-size: 1.05rem;
  box-shadow: 0 8px 25px rgba(255, 0, 0, 0.45);
}

.btn-hero-youtube:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(255, 0, 0, 0.65);
}

.btn-hero-outline {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 1.1rem 2.2rem;
  font-size: 1.05rem;
  backdrop-filter: blur(10px);
}

.btn-hero-outline:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--primary-red);
  transform: translateY(-3px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--primary-red);
  color: #fff;
  border-color: var(--primary-red);
}

.btn-yt-large {
  background: var(--yt-red);
  color: #fff;
  padding: 1rem 2.5rem;
  font-size: 1rem;
}

.btn-yt-large:hover {
  background: var(--yt-red-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 0, 0, 0.5);
}

.btn-cta-youtube {
  background: #ffffff;
  color: #111;
  padding: 1rem 2.2rem;
  font-size: 1rem;
  font-weight: 800;
}

.btn-cta-youtube i {
  color: var(--yt-red);
}

.btn-cta-youtube:hover {
  background: #f0f0f0;
  transform: scale(1.04);
}

.btn-footer-sub {
  background: rgba(255, 0, 0, 0.15);
  color: #ff4d4d;
  border: 1px solid rgba(255, 0, 0, 0.3);
  padding: 0.6rem 1.2rem;
  font-size: 0.82rem;
  border-radius: 8px;
}

.btn-footer-sub:hover {
  background: var(--yt-red);
  color: #fff;
}

/* Header & Navbar */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(12, 13, 18, 0.85);
  backdrop-filter: blur(15px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-normal);

}

.site-header.scrolled {
  background: rgba(12, 13, 18, 0.96);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.logo-img {
  object-fit: contain;
  filter: drop-shadow(0 0 8px var(--primary-red-glow));
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.25rem;
  letter-spacing: -0.5px;
  color: #ffffff;
  line-height: 1.1;
}

.brand-subtitle {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--text-muted);
}

.main-nav .nav-list {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-muted);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: #ffffff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--primary-red);
  transition: var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.badge-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.badge-mini {
  background: linear-gradient(135deg, var(--primary-red), var(--accent-orange));
  color: #fff;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 0.15rem 0.45rem;
  border-radius: 10px;
  text-transform: uppercase;
}

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

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding-top: 120px;
  padding-bottom: 80px;
  overflow: hidden;
}

.hero-bg-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 1;
  opacity: 0.25;
  filter: contrast(1.1) brightness(0.8);
}

.hero-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(12, 13, 18, 0.6) 0%, rgba(12, 13, 18, 0.95) 85%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 1.1rem;
  background: rgba(255, 30, 39, 0.12);
  border: 1px solid rgba(255, 30, 39, 0.3);
  border-radius: 50px;
  color: var(--primary-red);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 1px;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.3rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  letter-spacing: -1px;
}

.hero-description {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-muted);
  max-width: 760px;
  margin: 0 auto 2.5rem auto;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.stat-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  padding: 1.2rem;
  border-radius: 16px;
  display: flex;
  align-items: center;
  gap: 1rem;
  backdrop-filter: blur(10px);
  transition: var(--transition-normal);
}

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

.stat-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: rgba(255, 30, 39, 0.15);
  color: var(--primary-red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.stat-info {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.stat-number {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.2rem;
  color: #ffffff;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Section Header Typography */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--primary-red);
  letter-spacing: 1.5px;
  margin-bottom: 0.8rem;
}

.center-tag {
  justify-content: center;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 3rem auto;
}

/* Sobre Section */
.sobre-section {
  background: linear-gradient(180deg, var(--bg-dark) 0%, #11131a 100%);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.sobre-image-wrapper {
  position: relative;
}

.image-frame {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

.sobre-logo {
  max-width: 260px;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 0 15px rgba(255, 30, 39, 0.4));
}

.glow-effect {
  position: absolute;
  width: 200px;
  height: 200px;
  background: var(--primary-red);
  filter: blur(90px);
  opacity: 0.25;
  border-radius: 50%;
}

.experience-badge {
  position: absolute;
  bottom: -20px;
  right: -10px;
  background: linear-gradient(135deg, var(--primary-red), var(--accent-orange));
  padding: 0.9rem 1.4rem;
  border-radius: 16px;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  box-shadow: 0 10px 25px rgba(255, 30, 39, 0.4);
  z-index: 5;
}

.exp-number {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.5rem;
  color: #fff;
}

.exp-text {
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin: 1.8rem 0 2.2rem 0;
}

.features-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.features-list li strong {
  color: #ffffff;
}

.feature-icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(255, 30, 39, 0.15);
  color: var(--primary-red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Calculator Section (Interactive Tool) */
.calc-section {
  position: relative;
  background: var(--bg-dark);
}

.calc-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 2.5rem;
  box-shadow: var(--box-shadow);
  position: relative;
  overflow: hidden;
}

.calc-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-red), var(--accent-orange), var(--accent-yellow));
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
}

.form-group {
  margin-bottom: 1.8rem;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-main);
  margin-bottom: 0.8rem;
}

.flex-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.input-with-suffix {
  position: relative;
  display: flex;
  align-items: center;
}

.form-input {
  width: 100%;
  background: #0d0f17;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 0.9rem 1.2rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  outline: none;
  transition: var(--transition-fast);
}

.form-input:focus {
  border-color: var(--primary-red);
  box-shadow: 0 0 15px var(--primary-red-glow);
}

.input-suffix {
  position: absolute;
  right: 1.2rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  pointer-events: none;
}

.preset-buttons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
}

.btn-preset {
  background: #0d0f17;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 0.8rem 1rem;
  text-align: left;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition-fast);
}

.btn-preset strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  color: #fff;
}

.btn-preset span {
  display: block;
  font-size: 0.72rem;
}

.btn-preset:hover {
  border-color: var(--border-glow);
  background: rgba(255, 30, 39, 0.05);
}

.btn-preset.active {
  border-color: var(--primary-red);
  background: rgba(255, 30, 39, 0.12);
  color: #fff;
}

.btn-preset.active strong {
  color: var(--primary-red);
}

.ratio-highlight {
  color: var(--primary-red);
  font-weight: 800;
}

.range-slider {
  width: 100%;
  height: 8px;
  background: #0d0f17;
  border-radius: 10px;
  outline: none;
  accent-color: var(--primary-red);
  cursor: pointer;
}

.calc-result-box {
  background: #0b0c12;
  border: 1px solid rgba(255, 30, 39, 0.3);
  border-radius: 20px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.6);
}

.result-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--primary-red);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 1px;
}

.result-main {
  text-align: center;
  margin: 1.5rem 0;
}

.result-number {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 900;
  line-height: 1;
  color: #ffffff;
  text-shadow: 0 0 20px var(--primary-red-glow);
}

.result-unit {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.5rem;
}

.result-details {
  border-top: 1px dashed var(--border-color);
  border-bottom: 1px dashed var(--border-color);
  padding: 1rem 0;
  margin-bottom: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.detail-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
}

.detail-label {
  color: var(--text-muted);
}

.detail-val {
  font-weight: 700;
  color: #fff;
}

.calc-tip {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  background: rgba(255, 183, 0, 0.08);
  border: 1px solid rgba(255, 183, 0, 0.2);
  border-radius: 12px;
  padding: 0.9rem;
  font-size: 0.78rem;
  color: #e6c875;
}

.calc-tip i {
  font-size: 1rem;
  margin-top: 2px;
  color: var(--accent-yellow);
}

/* Videos Section */
.videos-section {
  background: #0f1017;
}

.filter-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 0.6rem 1.3rem;
  border-radius: 30px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.tab-btn:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.2);
}

.tab-btn.active {
  background: var(--primary-red);
  color: #fff;
  border-color: var(--primary-red);
  box-shadow: 0 4px 15px var(--primary-red-glow);
}

.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  overflow: hidden;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.video-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-glow);
  box-shadow: var(--box-shadow);
}

.video-thumb-wrapper {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #000;
}

.video-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-normal);
}

.video-card:hover .video-thumb {
  transform: scale(1.05);
  opacity: 0.85;
}

.play-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 55px;
  height: 55px;
  border-radius: 50%;
  background: rgba(255, 0, 0, 0.88);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 0 20px rgba(255, 0, 0, 0.6);
  transition: var(--transition-fast);
  cursor: pointer;
}

.video-card:hover .play-overlay {
  transform: translate(-50%, -50%) scale(1.15);
  background: var(--yt-red);
}

.video-duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
}

.video-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-tags {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
}

.tag {
  background: rgba(255, 255, 255, 0.06);
  color: var(--accent-orange);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  text-transform: uppercase;
}

.video-card-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.05rem;
  line-height: 1.35;
  margin-bottom: 0.6rem;
  color: #ffffff;
}

.video-card-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
  flex-grow: 1;
}

.btn-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary-red);
}

.btn-card-link:hover {
  color: var(--accent-orange);
}

/* Dicas Section */
.dicas-section {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-color);
}

.dicas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.dica-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.8rem;
  transition: var(--transition-normal);
}

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

.dica-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.dica-number {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 900;
  color: rgba(255, 30, 39, 0.4);
}

.dica-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.25;
}

.dica-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* FAQ Section */
.faq-section {
  background: #0f1017;
  border-top: 1px solid var(--border-color);
}

.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  overflow: hidden;
  transition: var(--transition-fast);
}

.faq-question {
  width: 100%;
  background: transparent;
  border: none;
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.98rem;
  color: #ffffff;
  text-align: left;
  cursor: pointer;
}

.faq-question:hover {
  color: var(--primary-red);
}

.faq-icon {
  color: var(--primary-red);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out, padding 0.35s ease;
  padding: 0 1.5rem;
}

.faq-item.active .faq-answer {
  max-height: 250px;
  padding: 0 1.5rem 1.2rem 1.5rem;
}

.faq-answer p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* CTA Banner Section */
.cta-banner-section {
  padding: 4rem 0;
}

.cta-banner-card {
  background: linear-gradient(135deg, #1f0506 0%, #3d0a0d 50%, #151720 100%);
  border: 1px solid var(--border-glow);
  border-radius: 24px;
  padding: 3.5rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(255, 30, 39, 0.2);
}

.cta-badge {
  display: inline-block;
  background: rgba(255, 30, 39, 0.2);
  color: var(--primary-red);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.75rem;
  letter-spacing: 2px;
  padding: 0.3rem 0.9rem;
  border-radius: 20px;
  margin-bottom: 1rem;
}

.cta-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 900;
  color: #fff;
  margin-bottom: 1rem;
}

.cta-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2rem auto;
}

/* Footer */
.site-footer {
  background: #08090d;
  border-top: 1px solid var(--border-color);
  padding-top: 4rem;
}

.footer-container {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.footer-brand-name {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.2rem;
  color: #fff;
}

.footer-about {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
}

.social-links {
  display: flex;
  gap: 0.8rem;
}

.social-links a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-main);
  transition: var(--transition-fast);
}

.social-links a:hover {
  background: var(--primary-red);
  border-color: var(--primary-red);
  color: #fff;
  transform: translateY(-2px);
}

.footer-heading {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.95rem;
  color: #fff;
  margin-bottom: 1.2rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-menu {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-menu a {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-menu a:hover {
  color: var(--primary-red);
  padding-left: 4px;
}

.footer-contact-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.footer-bottom {
  background: #050608;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 1.5rem 0;
}

.footer-bottom-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-dim);
  flex-wrap: wrap;
  gap: 1rem;
}

.seo-credit {
  color: var(--text-muted);
  font-weight: 600;
}

/* Floating Sticky Mobile Bar */
.floating-yt-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(18, 20, 28, 0.96);
  border-top: 1px solid var(--border-glow);
  backdrop-filter: blur(12px);
  padding: 0.75rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 999;
  transform: translateY(100%);
  transition: transform 0.3s ease;
  box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.6);
}

.floating-yt-bar.visible {
  transform: translateY(0);
}

.floating-text {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.82rem;
  color: #fff;
}

.btn-floating-yt {
  background: var(--yt-red);
  color: #fff;
  padding: 0.45rem 1rem;
  border-radius: 20px;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 800;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .footer-container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .header-actions .btn-yt-primary {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background: rgba(12, 13, 18, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem;
    transform: translateY(-150%);
    transition: transform 0.3s ease;
  }

  .main-nav.active {
    transform: translateY(0);
  }

  .main-nav .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.2rem;
  }

  .grid-2-cols, .calc-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .experience-badge {
    position: relative;
    bottom: auto;
    right: auto;
    margin-top: 1rem;
  }

  .footer-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 480px) {
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .preset-buttons {
    grid-template-columns: 1fr;
  }

  .result-number {
    font-size: 3rem;
  }
}