:root {
  --bg-main: #07090e;
  --bg-card: rgba(16, 22, 34, 0.85);
  --bg-card-hover: rgba(22, 30, 48, 0.95);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-gold: rgba(212, 175, 55, 0.35);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --accent-gold: #d4af37;
  --accent-gold-bright: #fcd34d;
  --accent-gold-glow: rgba(212, 175, 55, 0.3);
  --accent-emerald: #10b981;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --font-heading: 'Outfit', sans-serif;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(212, 175, 55, 0.07) 0%, transparent 45%),
    radial-gradient(circle at 85% 40%, rgba(16, 185, 129, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 50% 85%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
  background-attachment: fixed;
}

/* ================= HEADER (MINIMAL & MOBILE-CLEAN) ================= */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(7, 9, 14, 0.92);
  border-bottom: 1px solid var(--border-glass);
  backdrop-filter: blur(16px);
  padding: 12px 0;
}

.header-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-gold), #fff2b2);
  color: #0b0f19;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  box-shadow: 0 4px 14px var(--accent-gold-glow);
}

.logo-title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.1;
  display: block;
}

.logo-title span {
  color: var(--accent-gold);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-md);
  transition: all 0.2s;
}

.nav-link:hover {
  color: var(--accent-gold);
  background: rgba(255, 255, 255, 0.05);
}

/* ================= HERO SECTION ================= */
.hero-section {
  position: relative;
  padding: 70px 20px 60px;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 500px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.16) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container {
  max-width: 1220px;
  margin: 0 auto;
  position: relative;
  z-index: 10;
}

.hero-title,
.hero-subtitle {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.campaign-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid var(--border-gold);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-gold-bright);
  margin-bottom: 24px;
  animation: pulseBadge 2.5s infinite;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 10px #10b981;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 44px;
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 20px;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 780px;
  margin: 0 auto 32px;
  line-height: 1.6;
}

/* PRICING SPOTLIGHT */
.pricing-spotlight {
  display: inline-block;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.12), rgba(16, 22, 34, 0.95));
  border: 2px solid var(--accent-gold);
  border-radius: var(--radius-lg);
  padding: 22px 36px;
  box-shadow: 0 16px 48px rgba(212, 175, 55, 0.2);
  margin-bottom: 32px;
  position: relative;
}

.spotlight-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent-gold), #fcd34d);
  color: #0a0d14;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 3px 14px;
  border-radius: var(--radius-full);
}

.price-row {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 14px;
  margin-top: 6px;
  margin-bottom: 6px;
}

.old-price {
  font-size: 20px;
  color: var(--text-dim);
  text-decoration: line-through;
}

.current-price {
  font-family: var(--font-heading);
  font-size: 44px;
  font-weight: 900;
  color: #ffffff;
}

.currency {
  font-size: 16px;
  font-weight: 700;
  color: var(--accent-gold);
}

.discount-tag {
  background: rgba(239, 68, 68, 0.2);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #f87171;
  font-size: 12px;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.price-note {
  font-size: 13px;
  color: var(--text-muted);
}

/* ================= SPACIOUS MODERN TIERED CALCULATOR ================= */
.spacious-calculator {
  max-width: 1200px;
  margin: 36px auto 44px;
  padding: 40px 32px;
  background: linear-gradient(180deg, rgba(17, 24, 38, 0.96) 0%, rgba(9, 13, 22, 0.99) 100%);
  border: 1.5px solid rgba(212, 175, 55, 0.35);
  border-radius: 28px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.7), 0 0 50px rgba(212, 175, 55, 0.08);
  position: relative;
  overflow: hidden;
}

.spacious-calculator::before {
  content: '';
  position: absolute;
  top: 0;
  left: 5%;
  right: 5%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
}

.calc-header-modern {
  text-align: center;
  margin-bottom: 32px;
}

.calc-badge-gold {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(212, 175, 55, 0.14);
  border: 1px solid rgba(212, 175, 55, 0.35);
  color: var(--accent-gold-bright);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}

.calc-headline {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.calc-subheadline {
  font-size: 15px;
  color: var(--text-muted);
}

.calc-subheadline strong {
  color: var(--accent-gold);
}

/* ================= 4 TIERED PACKAGES GRID (EXPANSIVE LUXURY) ================= */
.tiered-packages-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  margin-bottom: 34px;
}

.tiered-pkg-card {
  background: linear-gradient(180deg, rgba(22, 30, 48, 0.7) 0%, rgba(12, 17, 28, 0.95) 100%);
  border: 1.5px solid rgba(255, 255, 255, 0.09);
  border-radius: 22px;
  padding: 30px 18px 22px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  overflow: hidden;
  text-align: left;
}

.tiered-pkg-card:hover {
  transform: translateY(-6px);
  border-color: rgba(212, 175, 55, 0.5);
  background: linear-gradient(180deg, rgba(26, 36, 58, 0.85) 0%, rgba(14, 20, 34, 0.98) 100%);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 25px rgba(212, 175, 55, 0.15);
}

.tiered-pkg-card.active {
  border-color: var(--accent-gold);
  background: linear-gradient(180deg, rgba(212, 175, 55, 0.15) 0%, rgba(13, 18, 30, 0.98) 100%);
  box-shadow: 0 14px 44px rgba(212, 175, 55, 0.28), inset 0 0 30px rgba(212, 175, 55, 0.06);
  transform: translateY(-4px);
}

.tiered-pkg-card.highlight {
  border-color: rgba(245, 158, 11, 0.45);
}

.tiered-pkg-card.highlight.active {
  border-color: #f59e0b;
  box-shadow: 0 14px 44px rgba(245, 158, 11, 0.32), inset 0 0 30px rgba(245, 158, 11, 0.08);
}

.tiered-pkg-card.enterprise {
  border-color: rgba(59, 130, 246, 0.3);
}

.tiered-pkg-card.enterprise.active {
  border-color: #3b82f6;
  box-shadow: 0 14px 44px rgba(59, 130, 246, 0.3), inset 0 0 30px rgba(59, 130, 246, 0.08);
}

.tiered-pkg-card.campus {
  border-color: rgba(16, 185, 129, 0.3);
}

.tiered-pkg-card.campus.active {
  border-color: #10b981;
  box-shadow: 0 14px 44px rgba(16, 185, 129, 0.3), inset 0 0 30px rgba(16, 185, 129, 0.08);
}

.pkg-ribbon {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  font-size: 10.5px;
  font-weight: 800;
  text-transform: uppercase;
  text-align: center;
  padding: 4px 8px;
  letter-spacing: 0.6px;
}

.pkg-ribbon.popular {
  background: linear-gradient(90deg, #d97706, #f59e0b);
  color: #ffffff;
  box-shadow: 0 2px 10px rgba(245, 158, 11, 0.35);
}

.pkg-ribbon.enterprise {
  background: linear-gradient(90deg, #1d4ed8, #3b82f6);
  color: #ffffff;
}

.pkg-ribbon.campus {
  background: linear-gradient(90deg, #059669, #10b981);
  color: #ffffff;
}

.pkg-card-top {
  margin-top: 10px;
  margin-bottom: 14px;
}

.pkg-pts-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.3);
  color: var(--accent-gold);
  font-size: 11.5px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 8px;
}

.pkg-pts-pill.highlight {
  background: rgba(245, 158, 11, 0.14);
  border-color: rgba(245, 158, 11, 0.35);
  color: #fbbf24;
}

.pkg-pts-pill.enterprise {
  background: rgba(59, 130, 246, 0.14);
  border-color: rgba(59, 130, 246, 0.35);
  color: #60a5fa;
}

.pkg-pts-pill.campus {
  background: rgba(16, 185, 129, 0.14);
  border-color: rgba(16, 185, 129, 0.35);
  color: #34d399;
}

.pkg-title {
  font-family: var(--font-heading);
  font-size: 19px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 4px;
  line-height: 1.25;
}

.pkg-sub {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
  min-height: 34px;
}

.pkg-price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: nowrap;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.pkg-price-wrap {
  display: flex;
  flex-direction: column;
}

.pkg-old-price {
  font-size: 13px;
  color: var(--text-dim);
  text-decoration: line-through;
  line-height: 1.2;
}

.pkg-cur-line {
  display: flex;
  align-items: baseline;
  gap: 4px;
  white-space: nowrap;
}

.pkg-total {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 900;
  color: #ffffff;
  line-height: 1;
}

.pkg-cur {
  font-size: 15px;
  font-weight: 800;
  color: var(--accent-gold);
}

.pkg-save-badge {
  background: rgba(239, 68, 68, 0.18);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #f87171;
  font-size: 11px;
  font-weight: 800;
  padding: 4px 8px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
}

.pkg-save-badge.hot {
  background: rgba(245, 158, 11, 0.2);
  border-color: rgba(245, 158, 11, 0.5);
  color: #fbbf24;
}

.pkg-save-badge.vip {
  background: rgba(59, 130, 246, 0.2);
  border-color: rgba(59, 130, 246, 0.5);
  color: #93c5fd;
}

.pkg-save-badge.mega {
  background: rgba(16, 185, 129, 0.2);
  border-color: rgba(16, 185, 129, 0.5);
  color: #6ee7b7;
}

.pkg-per-point {
  font-size: 12px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.pkg-per-point strong {
  color: var(--accent-gold);
}

.pkg-per-point.save-point strong {
  color: #34d399;
}

.pkg-per-point.super-save strong {
  color: #60a5fa;
}

.pkg-checklist {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 9px;
  flex: 1;
}

.pkg-checklist li {
  font-size: 12.5px;
  color: #cbd5e1;
  display: flex;
  align-items: center;
  gap: 8px;
  line-height: 1.35;
}

.pkg-checklist li i {
  color: var(--accent-emerald);
  font-size: 11px;
  flex-shrink: 0;
}

.btn-select-pkg {
  width: 100%;
  padding: 11px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-select-pkg:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(212, 175, 55, 0.4);
  color: var(--accent-gold-bright);
}

.tiered-pkg-card.active .btn-select-pkg {
  background: linear-gradient(135deg, var(--accent-gold), #fcd34d);
  color: #07090e;
  border-color: var(--accent-gold);
  font-weight: 800;
  box-shadow: 0 4px 16px rgba(212, 175, 55, 0.4);
}

@media (max-width: 1080px) {
  .tiered-packages-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

@media (max-width: 640px) {
  .tiered-packages-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .spacious-calculator {
    padding: 26px 16px;
    border-radius: 20px;
  }
}

/* MAIN INTERACTIVE STEPPER BOX */
.calc-interactive-box {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 18px;
  padding: 24px 28px;
  margin-bottom: 24px;
}

.stepper-main-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.stepper-count-label {
  display: block;
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.stepper-count-display {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.huge-point-number {
  font-family: var(--font-heading);
  font-size: 42px;
  font-weight: 900;
  color: var(--accent-gold);
  line-height: 1;
}

.huge-point-unit {
  font-size: 16px;
  font-weight: 700;
  color: #e2e8f0;
}

.stepper-btn-group {
  display: flex;
  gap: 12px;
}

.btn-stepper-lg {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #ffffff;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.btn-stepper-lg:hover:not(:disabled) {
  background: var(--accent-gold);
  color: #07090e;
  border-color: var(--accent-gold);
  transform: scale(1.06);
}

.btn-stepper-lg:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* SLIDER */
.calc-slider-wrap {
  width: 100%;
}

.calc-range-input {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  outline: none;
  cursor: pointer;
}

.calc-range-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-gold), #fcd34d);
  cursor: pointer;
  border: 2px solid #0b0f19;
  box-shadow: 0 0 12px var(--accent-gold);
  transition: transform 0.15s;
}

.calc-range-input::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.calc-slider-marks {
  position: relative;
  width: 100%;
  height: 20px;
  font-size: 11px;
  color: var(--text-dim);
  font-weight: 600;
  margin-top: 8px;
}

.calc-slider-marks span {
  position: absolute;
  top: 0;
  white-space: nowrap;
}

/* Range input min=3, max=60. Thumb width 24px (half=12px).
   Value 3: 0% -> 0
   Value 10: (10-3)/57 = 12.28% -> calc(12px + (100% - 24px) * 0.1228)
   Value 25: (25-3)/57 = 38.60% -> calc(12px + (100% - 24px) * 0.3860)
   Value 50: (50-3)/57 = 82.46% -> calc(12px + (100% - 24px) * 0.8246)
   Value 60: 100% -> right: 0
*/
.calc-slider-marks span:nth-child(1) {
  left: 0;
  transform: none;
}

.calc-slider-marks span:nth-child(2) {
  left: calc(12px + (100% - 24px) * 0.1228);
  transform: translateX(-50%);
}

.calc-slider-marks span:nth-child(3) {
  left: calc(12px + (100% - 24px) * 0.3860);
  transform: translateX(-50%);
}

.calc-slider-marks span:nth-child(4) {
  left: calc(12px + (100% - 24px) * 0.8246);
  transform: translateX(-50%);
}

.calc-slider-marks span:nth-child(5) {
  right: 0;
  left: auto;
  transform: none;
}

/* RESULT & SAVINGS PANEL */
.calc-result-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: rgba(10, 14, 23, 0.85);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: 18px;
  padding: 24px 28px;
  margin-bottom: 20px;
}

.result-tier-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: #34d399;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 5px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 8px;
  line-height: 1.35;
}

@media (max-width: 640px) {
  .calc-result-panel {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    padding: 20px 16px;
    gap: 14px;
  }
  .result-price-col {
    text-align: center !important;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 12px;
  }
  .result-tier-badge {
    margin: 0 auto 8px;
    display: inline-block;
  }
  .stepper-main-row {
    flex-direction: column;
    gap: 14px;
    text-align: center;
  }
  .stepper-btn-group {
    justify-content: center;
  }
}

.calc-breakdown-modern {
  font-size: 14.5px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 4px;
}

.calc-per-point {
  font-size: 13px;
  color: var(--text-muted);
}

.calc-per-point strong {
  color: var(--accent-gold);
}

.result-price-col {
  text-align: right;
  flex-shrink: 0;
}

.calc-total-label {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

.calc-total-huge {
  font-family: var(--font-heading);
  font-size: 34px;
  font-weight: 900;
  color: var(--accent-gold);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.calc-kdv-note {
  font-size: 11px;
  color: var(--text-dim);
}

/* FOOTER */
.calc-modern-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.calc-guarantee-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.calc-guarantee-pill {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.calc-guarantee-pill i {
  color: #34d399;
}

.calc-tax-note {
  font-size: 11.5px;
  color: var(--text-dim);
  padding-left: 2px;
  font-weight: 500;
}

.btn-calc-apply {
  background: linear-gradient(135deg, var(--accent-gold), #fcd34d);
  color: #0b0f19;
  border-radius: var(--radius-md);
  padding: 12px 22px;
  font-size: 13.5px;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
  box-shadow: 0 4px 16px var(--accent-gold-glow);
}

.btn-calc-apply:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-gold-glow);
}

/* HERO ACTIONS */
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 40px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold), #fcd34d);
  color: #0b0f19;
  font-weight: 700;
  font-size: 15px;
  border: none;
  border-radius: var(--radius-md);
  padding: 13px 26px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-decoration: none;
  transition: all 0.25s ease;
  box-shadow: 0 8px 24px var(--accent-gold-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px var(--accent-gold-glow);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.07);
  color: #ffffff;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 13px 26px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 12px;
}

.btn-hero {
  padding: 15px 30px;
  font-size: 15px;
}

/* HERO STATS */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  max-width: 800px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 18px;
}

.hero-stat-item {
  padding: 6px;
}

.hero-stat-item.highlight .stat-num {
  color: #ef4444;
}

.stat-num {
  font-family: var(--font-heading);
  font-size: 26px;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.1;
}

.stat-lbl {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ================= PACKAGE 3 POINTS ================= */
.section-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 40px;
}

.section-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.1);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.section-header h2 {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 10px;
}

.section-header p {
  font-size: 15px;
  color: var(--text-muted);
}

.package-section {
  padding: 70px 0;
  background: rgba(16, 22, 34, 0.4);
}

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

.package-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  position: relative;
  transition: all 0.3s ease;
}

.package-card:hover {
  transform: translateY(-5px);
  border-color: rgba(212, 175, 55, 0.4);
}

.package-card.featured {
  border: 2px solid var(--accent-gold);
  background: linear-gradient(180deg, rgba(212, 175, 55, 0.08), var(--bg-card));
}

.featured-badge {
  position: absolute;
  top: -12px;
  left: 24px;
  background: linear-gradient(135deg, var(--accent-gold), #fcd34d);
  color: #0a0d14;
  font-size: 11px;
  font-weight: 800;
  padding: 3px 12px;
  border-radius: var(--radius-full);
}

.package-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 16px;
}

.icon-drone { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.icon-gate { background: rgba(212, 175, 55, 0.15); color: var(--accent-gold); border: 1px solid var(--border-gold); }
.icon-indoor { background: rgba(16, 185, 129, 0.15); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }

.point-num {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.package-card h3 {
  font-family: var(--font-heading);
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
}

.package-card p {
  font-size: 13.5px;
  color: var(--text-muted);
  margin-bottom: 18px;
  line-height: 1.5;
}

.package-features {
  list-style: none;
  border-top: 1px solid var(--border-glass);
  padding-top: 14px;
}

.package-features li {
  font-size: 12.5px;
  color: #e2e8f0;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.package-features li i {
  color: var(--accent-gold);
}

/* ================= OTHER SERVICES ================= */
.services-section {
  padding: 70px 0;
}

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

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: all 0.2s;
}

.service-card:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: var(--bg-card-hover);
}

.service-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.25);
  color: var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
}

.service-card h4 {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
}

.service-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ================= DEMO SECTION ================= */
.demo-section {
  padding: 70px 0;
  background: rgba(16, 22, 34, 0.4);
}

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

.demo-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s;
}

.demo-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-gold);
}

.demo-img {
  height: 190px;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.demo-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(10, 13, 20, 0.85);
  border: 1px solid var(--border-glass);
  color: var(--accent-gold);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.play-overlay {
  background: rgba(10, 13, 20, 0.85);
  border: 1px solid var(--border-gold);
  color: #ffffff;
  padding: 9px 18px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  opacity: 0;
  transform: scale(0.9);
  transition: all 0.25s;
}

.demo-card:hover .play-overlay {
  opacity: 1;
  transform: scale(1);
}

.demo-content {
  padding: 18px;
}

.demo-content h4 {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 4px;
}

.demo-content p {
  font-size: 12.5px;
  color: var(--text-muted);
}

/* ================= FORM SECTION ================= */
.form-section {
  padding: 80px 0;
}

.form-card {
  max-width: 800px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 2px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7);
}

.form-header {
  text-align: center;
  margin-bottom: 28px;
}

.form-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 800;
  color: var(--accent-gold-bright);
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid var(--border-gold);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}

.form-header h2 {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 8px;
}

.form-header p {
  font-size: 14px;
  color: var(--text-muted);
}

.lead-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.lead-form .form-group {
  margin-bottom: 16px;
}

.lead-form label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 13.5px;
  outline: none;
  transition: all 0.2s;
}

.form-control:focus {
  border-color: var(--accent-gold);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px var(--accent-gold-glow);
}

select.form-control {
  background: #111827;
  color: #ffffff;
}

select.form-control option {
  background: #111827;
  color: #ffffff;
}

.btn-block { width: 100%; }

.btn-submit {
  padding: 16px;
  font-size: 15px;
  margin-top: 8px;
}

.form-status {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 600;
  margin-bottom: 16px;
}

.form-status.success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #34d399;
}

.form-status.error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #f87171;
}

.form-guarantee {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 11.5px;
  color: var(--text-dim);
  margin-top: 14px;
}

/* ================= FOOTER ================= */
.footer {
  background: #05070a;
  border-top: 1px solid var(--border-glass);
  padding: 40px 0 20px;
}

.footer-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.footer-brand p {
  font-size: 12.5px;
  color: var(--text-muted);
  margin-top: 6px;
}

.footer-contact {
  display: flex;
  gap: 20px;
  font-size: 12.5px;
  color: var(--text-muted);
}

.footer-contact div {
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-contact i {
  color: var(--accent-gold);
}

.footer-bottom {
  text-align: center;
  font-size: 11.5px;
  color: var(--text-dim);
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

/* ================= MODAL ================= */
.demo-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
}

.modal-container {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 1040px;
  height: 80vh;
  background: #0f172a;
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: rgba(16, 22, 34, 0.95);
  border-bottom: 1px solid var(--border-glass);
}

.modal-header h3 {
  font-family: var(--font-heading);
  font-size: 17px;
  color: #ffffff;
}

.btn-close-modal {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-body {
  flex: 1;
}

.modal-body iframe {
  width: 100%;
  height: 100%;
}

/* ================= MOBILE OPTIMIZATIONS ================= */
@media (max-width: 768px) {
  .header-container {
    padding: 0 12px;
  }
  .header-nav .nav-link span {
    display: none;
  }
  .nav-link {
    padding: 6px 8px;
    font-size: 15px;
  }
  .btn-sm {
    padding: 6px 12px;
    font-size: 12px;
  }
  .hero-title {
    font-size: 28px;
  }
  .hero-subtitle {
    font-size: 14.5px;
  }
  .hero-stats {
    grid-template-columns: 1fr 1fr;
  }
  .package-grid {
    grid-template-columns: 1fr;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .demo-grid {
    grid-template-columns: 1fr;
  }
  .lead-form .form-row {
    grid-template-columns: 1fr;
  }
  .form-card {
    padding: 24px 16px;
  }
  .footer-container {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  .footer-contact {
    flex-direction: column;
    gap: 8px;
  }
}

@keyframes pulseBadge {
  0%, 100% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(212, 175, 55, 0); }
}