/* ============================================================
   RRCT.asia — Premium Design System
   Thai/EN/ZH Multilingual Professional Services + Drone
   ============================================================ */

/* ─── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Kanit:wght@300;400;500;600;700;800&family=Noto+Sans+Thai:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

/* ─── CSS Custom Properties (Design Tokens) ────────────────── */
:root {
  /* Brand Colors */
  --color-navy:       #1e3a5f;
  --color-navy-dark:  #0f2340;
  --color-navy-light: #2d5186;
  --color-sky:        #0ea5e9;
  --color-sky-dark:   #0284c7;
  --color-sky-light:  #38bdf8;
  --color-amber:      #f59e0b;
  --color-amber-dark: #d97706;
  --color-amber-light:#fbbf24;
  --color-drone:      #10b981;
  --color-drone-dark: #059669;
  --color-line:       #06c755;

  /* Neutrals */
  --color-dark:       #0f172a;
  --color-dark-2:     #1e293b;
  --color-dark-3:     #334155;
  --color-muted:      #64748b;
  --color-border:     #e2e8f0;
  --color-border-dark:#334155;
  --color-light:      #f8fafc;
  --color-white:      #ffffff;

  /* Text */
  --text-primary:   #1e293b;
  --text-secondary: #475569;
  --text-muted:     #94a3b8;
  --text-on-dark:   #f1f5f9;
  --text-on-dark-2: #cbd5e1;

  /* Gradients */
  --grad-hero:     linear-gradient(135deg, #0f2340 0%, #1e3a5f 40%, #0d3b6e 70%, #0a2540 100%);
  --grad-navy:     linear-gradient(135deg, #1e3a5f, #2d5186);
  --grad-sky:      linear-gradient(135deg, #0ea5e9, #38bdf8);
  --grad-amber:    linear-gradient(135deg, #f59e0b, #fbbf24);
  --grad-drone:    linear-gradient(135deg, #059669, #10b981);
  --grad-card:     linear-gradient(145deg, rgba(30,58,95,0.8), rgba(14,165,233,0.1));
  --grad-glass:    linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));

  /* Shadows */
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.08);
  --shadow-md:   0 4px 16px rgba(0,0,0,0.12), 0 2px 6px rgba(0,0,0,0.08);
  --shadow-lg:   0 10px 40px rgba(0,0,0,0.15), 0 4px 12px rgba(0,0,0,0.10);
  --shadow-xl:   0 20px 60px rgba(0,0,0,0.20), 0 8px 20px rgba(0,0,0,0.12);
  --shadow-navy: 0 8px 32px rgba(30,58,95,0.35);
  --shadow-sky:  0 8px 32px rgba(14,165,233,0.25);
  --shadow-amber:0 8px 32px rgba(245,158,11,0.25);
  --shadow-drone:0 8px 32px rgba(16,185,129,0.25);
  --shadow-glow: 0 0 40px rgba(14,165,233,0.15);

  /* Spacing */
  --space-xs:   4px;
  --space-sm:   8px;
  --space-md:   16px;
  --space-lg:   24px;
  --space-xl:   40px;
  --space-2xl:  64px;
  --space-3xl:  96px;
  --space-section: 100px;

  /* Border Radius */
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  28px;
  --radius-full:9999px;

  /* Typography */
  --font-thai:  'Kanit', 'Noto Sans Thai', sans-serif;
  --font-inter: 'Inter', sans-serif;
  --font-zh:    'Noto Sans SC', sans-serif;

  /* Transitions */
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring:cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition: 0.3s var(--ease-out);
  --transition-fast: 0.15s var(--ease-out);

  /* Z-index */
  --z-header: 1000;
  --z-modal:  2000;
  --z-toast:  3000;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
}

body {
  font-family: var(--font-thai);
  color: var(--text-primary);
  background: var(--color-white);
  line-height: 1.7;
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── Typography Scale ──────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-thai);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.75rem); }
h4 { font-size: clamp(1rem, 2vw, 1.35rem); }
h5 { font-size: 1.1rem; }
h6 { font-size: 0.95rem; }

p { font-size: 1rem; line-height: 1.8; color: var(--text-secondary); }
a { color: var(--color-sky); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-sky-dark); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* ─── Layout Utilities ──────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container--wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-section) 0;
}

.section--alt {
  background: var(--color-light);
}

.section--dark {
  background: var(--color-dark);
  color: var(--text-on-dark);
}

.section--navy {
  background: var(--color-navy);
  color: var(--text-on-dark);
}

.grid { display: grid; gap: var(--space-lg); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.flex { display: flex; }
.flex-center { align-items: center; }
.flex-between { justify-content: space-between; }
.flex-gap { gap: var(--space-md); }

/* ─── Header / Navigation ───────────────────────────────────── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
  padding: 0;
}

.header.scrolled {
  background: rgba(15, 35, 64, 0.96);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: var(--space-lg);
}

/* Real RRCT Brand Logo Styling */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  flex-shrink: 0;
}

.brand-logo-badge {
  background: #ffffff;
  padding: 6px 14px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(0,0,0,0.18);
  transition: transform 0.25s, box-shadow 0.25s;
}

.brand-logo-badge:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.25);
}

.brand-logo-img {
  height: 28px;
  width: auto;
  object-fit: contain;
  display: block;
}

.brand-logo-divider {
  width: 1px;
  height: 22px;
  background: rgba(255,255,255,0.2);
  margin: 0 4px;
}

.brand-logo-tagline {
  font-size: 0.7rem;
  color: var(--color-sky-light);
  font-weight: 500;
  letter-spacing: 0.5px;
  line-height: 1.2;
}

/* Footer Brand Badge */
.footer-brand-badge {
  background: #ffffff;
  padding: 8px 18px;
  border-radius: var(--radius-md);
  display: inline-block;
  box-shadow: 0 6px 20px rgba(0,0,0,0.25);
  margin-bottom: var(--space-md);
}

.footer-brand-img {
  height: 36px;
  width: auto;
  object-fit: contain;
  display: block;
}

/* Navigation */
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex: 1;
  justify-content: center;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
  position: relative;
}

.nav-link:hover {
  color: var(--color-white);
  background: rgba(255,255,255,0.1);
}

.nav-link.nav-drone {
  color: var(--color-drone);
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.3);
}

.nav-link.nav-drone:hover {
  background: rgba(16,185,129,0.2);
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}

/* Language Switch */
.lang-switch {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-size: 0.8rem;
  font-family: var(--font-thai);
  cursor: pointer;
  transition: all var(--transition-fast);
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  padding-right: 26px;
}

.lang-switch:hover {
  background-color: rgba(255,255,255,0.2);
}

.lang-switch option { background: var(--color-navy-dark); color: var(--color-white); }

/* CTA Button in Nav */
.btn-nav-cta {
  background: var(--grad-amber);
  color: var(--color-navy-dark);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-amber);
}

.btn-nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 40px rgba(245,158,11,0.4);
  color: var(--color-navy-dark);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.mobile-menu-toggle:hover { background: rgba(255,255,255,0.1); }

.mobile-menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition);
}

.mobile-menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-menu-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.mobile-menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ─── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-thai);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::before { opacity: 1; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--grad-sky);
  color: var(--color-white);
  box-shadow: var(--shadow-sky);
}
.btn-primary:hover { box-shadow: 0 12px 40px rgba(14,165,233,0.4); color: var(--color-white); }

.btn-secondary {
  background: var(--grad-navy);
  color: var(--color-white);
  box-shadow: var(--shadow-navy);
}
.btn-secondary:hover { box-shadow: 0 12px 40px rgba(30,58,95,0.4); color: var(--color-white); }

.btn-amber {
  background: var(--grad-amber);
  color: var(--color-navy-dark);
  box-shadow: var(--shadow-amber);
  font-weight: 700;
}
.btn-amber:hover { box-shadow: 0 12px 40px rgba(245,158,11,0.5); color: var(--color-navy-dark); }

.btn-drone {
  background: var(--grad-drone);
  color: var(--color-white);
  box-shadow: var(--shadow-drone);
}
.btn-drone:hover { box-shadow: 0 12px 40px rgba(16,185,129,0.4); color: var(--color-white); }

.btn-line {
  background: var(--color-line);
  color: var(--color-white);
  box-shadow: 0 8px 24px rgba(6,199,85,0.35);
}
.btn-line:hover { background: #05b34a; box-shadow: 0 12px 40px rgba(6,199,85,0.5); color: var(--color-white); }

.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,0.4);
  color: var(--color-white);
}
.btn-outline:hover { border-color: var(--color-white); background: rgba(255,255,255,0.1); color: var(--color-white); }

.btn-outline-navy {
  background: transparent;
  border-color: var(--color-navy);
  color: var(--color-navy);
}
.btn-outline-navy:hover { background: var(--color-navy); color: var(--color-white); }

.btn-lg { padding: 18px 36px; font-size: 1.05rem; }
.btn-sm { padding: 10px 20px; font-size: 0.85rem; }
.btn-full { width: 100%; }

/* ─── Badges / Tags ─────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.badge-sky { background: rgba(14,165,233,0.15); color: var(--color-sky); border: 1px solid rgba(14,165,233,0.3); }
.badge-amber { background: rgba(245,158,11,0.15); color: var(--color-amber-dark); border: 1px solid rgba(245,158,11,0.3); }
.badge-drone { background: rgba(16,185,129,0.15); color: var(--color-drone); border: 1px solid rgba(16,185,129,0.3); }
.badge-navy { background: rgba(30,58,95,0.15); color: var(--color-navy); border: 1px solid rgba(30,58,95,0.3); }
.badge-white { background: rgba(255,255,255,0.15); color: var(--color-white); border: 1px solid rgba(255,255,255,0.3); }

.section-badge {
  display: inline-block;
  padding: 6px 18px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

/* ─── Section Headers ───────────────────────────────────────── */
.section-header { text-align: center; margin-bottom: var(--space-2xl); }

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ─── HERO SECTION ──────────────────────────────────────────── */
.hero {
  background: var(--grad-hero);
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 72px;
}

/* Animated background elements */
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(14,165,233,0.12) 0%, transparent 70%);
  animation: pulse-glow 6s ease-in-out infinite;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245,158,11,0.06) 0%, transparent 70%);
  animation: pulse-glow 8s ease-in-out infinite reverse;
  pointer-events: none;
}

@keyframes pulse-glow {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.15); opacity: 1; }
}

/* Geometric pattern */
.hero-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  padding: var(--space-2xl) 0;
}

/* Hero Content */
.hero-content { }

.hero-badges {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.03em;
}

.hero-title .highlight {
  background: var(--grad-amber);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title .highlight-sky {
  background: var(--grad-sky);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.85;
  margin-bottom: var(--space-xl);
  max-width: 520px;
}

.hero-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: rgba(255,255,255,0.9);
  font-size: 0.95rem;
}

.hero-feature-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--grad-sky);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  flex-shrink: 0;
}

.hero-cta-group {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* Hero Visual / Card */
.hero-visual {
  position: relative;
}

.hero-card-main {
  background: rgba(255,255,255,0.07);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: var(--shadow-xl);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

.hero-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.hero-card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--grad-amber);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.hero-card-title-text {
  font-weight: 700;
  color: var(--color-white);
  font-size: 1.1rem;
}

.hero-card-sub {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin: var(--space-lg) 0;
  padding: var(--space-md) 0;
  border-top: 1px solid rgba(255,255,255,0.1);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.hero-stat-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-white);
  display: block;
  line-height: 1;
  background: var(--grad-amber);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat-label {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.55);
  margin-top: 4px;
  display: block;
  line-height: 1.3;
}

/* Service chips in hero card */
.hero-services-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: var(--space-md);
}

.hero-service-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.85);
  transition: all var(--transition-fast);
}

.hero-service-chip:hover {
  background: rgba(14,165,233,0.2);
  border-color: rgba(14,165,233,0.4);
}

/* Floating badges */
.floating-badge {
  position: absolute;
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: float-badge 5s ease-in-out infinite;
  z-index: 10;
  white-space: nowrap;
}

.floating-badge-1 {
  top: -20px;
  right: -20px;
  animation-delay: 0s;
}

.floating-badge-2 {
  bottom: 30px;
  left: -30px;
  animation-delay: -2.5s;
}

@keyframes float-badge {
  0%, 100% { transform: translateY(0px) rotate(-1deg); }
  50% { transform: translateY(-8px) rotate(1deg); }
}

.fb-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.fb-text { line-height: 1.3; }
.fb-label { font-size: 0.7rem; color: var(--text-muted); display: block; }
.fb-value { font-size: 0.9rem; font-weight: 700; color: var(--text-primary); display: block; }

/* ─── TRUST BAR ─────────────────────────────────────────────── */
.trust-bar {
  background: var(--color-navy-dark);
  padding: var(--space-lg) 0;
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xl);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: rgba(255,255,255,0.75);
  font-size: 0.85rem;
  font-weight: 500;
}

.trust-item-icon {
  font-size: 1.2rem;
}

/* Trust item with clean logo badges */
.trust-item--logo {
  gap: var(--space-xs);
  background: rgba(255, 255, 255, 0.08);
  padding: 6px 14px;
  border-radius: 30px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
}

.trust-logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  padding: 3px 8px;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

.trust-logo {
  max-height: 22px;
  width: auto;
  object-fit: contain;
  display: block;
}

.trust-divider {
  width: 1px;
  height: 30px;
  background: rgba(255,255,255,0.15);
}

/* ─── SERVICES SECTION ──────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  display: block;
  text-decoration: none;
  color: inherit;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 60%, rgba(14,165,233,0.04));
  opacity: 0;
  transition: opacity var(--transition);
}

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

.service-card:hover::before { opacity: 1; }

.service-card.drone-card {
  background: linear-gradient(135deg, #0a2540, #0d3b4a);
  border: 1px solid rgba(16,185,129,0.3);
  color: var(--color-white);
  grid-column: span 1;
}

.service-card.drone-card:hover {
  border-color: var(--color-drone);
  box-shadow: var(--shadow-drone);
}

.service-card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-lg);
  transition: transform var(--transition);
}

.service-card:hover .service-card-icon {
  transform: scale(1.1) rotate(-5deg);
}

.service-card-icon-fda    { background: rgba(59,130,246,0.12); }
.service-card-icon-tisi   { background: rgba(168,85,247,0.12); }
.service-card-icon-factory { background: rgba(249,115,22,0.12); }
.service-card-icon-iso    { background: rgba(34,197,94,0.12); }
.service-card-icon-gmp    { background: rgba(236,72,153,0.12); }
.service-card-icon-drone  { background: rgba(16,185,129,0.2); }

.service-card-badge {
  margin-bottom: var(--space-sm);
}

.service-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: inherit;
}

.drone-card .service-card-title { color: var(--color-white); }

.service-card-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.drone-card .service-card-desc { color: rgba(255,255,255,0.7); }

.service-card-list {
  margin-top: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.service-card-list li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.drone-card .service-card-list li { color: rgba(255,255,255,0.7); }

.service-card-list li::before {
  content: '✓';
  color: var(--color-sky);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.drone-card .service-card-list li::before { color: var(--color-drone); }

.service-card-arrow {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-sky);
  margin-top: var(--space-lg);
  transition: gap var(--transition-fast);
}

.drone-card .service-card-arrow { color: var(--color-drone); }
.service-card:hover .service-card-arrow { gap: 10px; }

/* ─── DRONE SECTION ─────────────────────────────────────────── */
.drone-section {
  background: linear-gradient(180deg, #060e1c 0%, #0a2030 50%, #060e1c 100%);
  position: relative;
  overflow: hidden;
}

.drone-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(16,185,129,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.drone-section-header .section-title { color: var(--color-white); }
.drone-section-header .section-subtitle { color: rgba(255,255,255,0.65); }

/* Drone Partner Logos */
.drone-partners {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
  padding: var(--space-xl) 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  margin-bottom: var(--space-2xl);
}

.drone-partner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  text-align: center;
}

.drone-partner-logo {
  width: 120px;
  height: 72px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: rgba(255,255,255,0.85);
  font-size: 0.85rem;
  letter-spacing: 1px;
  transition: background 0.25s, border-color 0.25s;
}

/* Variant: real image logo */
.drone-partner-logo--img {
  background: rgba(255,255,255,0.95);
  border-color: rgba(255,255,255,0.25);
  padding: 10px 14px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}

.drone-partner-logo--img img {
  max-width: 100%;
  max-height: 52px;
  object-fit: contain;
  display: block;
}

.drone-partner-logo--img:hover {
  background: rgba(255,255,255,1);
  box-shadow: 0 6px 24px rgba(0,0,0,0.35);
  transform: translateY(-2px);
}

/* The 4th (insurance) partner card styling - fixed fit & centered */
.drone-partner-logo--insured {
  background: linear-gradient(135deg, rgba(16,185,129,0.15), rgba(5,150,105,0.08)) !important;
  border: 1px solid rgba(16,185,129,0.4) !important;
  flex-direction: column !important;
  justify-content: center !important;
  gap: 2px !important;
  padding: 8px !important;
  box-shadow: 0 4px 16px rgba(16,185,129,0.1) !important;
}

.insured-badge-icon {
  width: 32px;
  height: 32px;
  background: rgba(16,185,129,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #10b981;
  font-size: 1.1rem;
}

.insured-badge-text {
  font-size: 0.68rem;
  font-weight: 800;
  color: #10b981;
  letter-spacing: 1.5px;
  line-height: 1;
}

.drone-partner-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.7);
  font-weight: 500;
  text-align: center;
}

/* Pricing Tiers */
.pricing-tier-label {
  margin-bottom: var(--space-xl);
}

.pricing-tier-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  letter-spacing: 0.5px;
}

.tier-standard {
  background: rgba(14,165,233,0.15);
  color: var(--color-sky-light);
  border: 1px solid rgba(14,165,233,0.3);
}

.tier-premium {
  background: rgba(245,158,11,0.15);
  color: var(--color-amber-light);
  border: 1px solid rgba(245,158,11,0.3);
}

.tier-desc {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.55);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.price-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  color: var(--color-white);
}

.price-card:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(14,165,233,0.4);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(14,165,233,0.15);
}

.price-card.popular {
  border-color: var(--color-drone);
  background: rgba(16,185,129,0.06);
  box-shadow: 0 0 0 1px rgba(16,185,129,0.3), var(--shadow-drone);
}

.popular-badge {
  position: absolute;
  top: -1px;
  right: var(--space-lg);
  background: var(--color-drone);
  color: var(--color-white);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 14px 6px;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  letter-spacing: 0.5px;
}

.price-tier-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-sky-light);
  letter-spacing: 1px;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.price-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-white);
}

.price-amount {
  margin-bottom: var(--space-sm);
}

.price-amount .price-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-white);
}

.price-amount .price-unit {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  margin-left: 4px;
}

.fee-badge {
  display: inline-block;
  background: rgba(16,185,129,0.15);
  border: 1px solid rgba(16,185,129,0.3);
  color: var(--color-drone);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-lg);
}

.price-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: var(--space-xl);
}

.price-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.8);
}

.price-features li .check-icon { color: var(--color-drone); flex-shrink: 0; }
.price-features li .cross-icon { color: rgba(255,255,255,0.25); flex-shrink: 0; }
.price-features li.not-included { color: rgba(255,255,255,0.3); }

/* ─── Drone Calculator ──────────────────────────────────────── */
.calculator-box {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
}

.drone-pills {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

.drone-pill {
  padding: 10px 20px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
  font-weight: 500;
  font-family: var(--font-thai);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.drone-pill:hover, .drone-pill.active {
  background: rgba(16,185,129,0.2);
  border-color: var(--color-drone);
  color: var(--color-white);
}

.calc-result {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.calc-model-name {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.calc-coverage {
  color: var(--color-drone);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: var(--space-md);
}

.calc-price-box {
  text-align: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.calc-price-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-sm);
}

.calc-price-value {
  font-size: 3rem;
  font-weight: 900;
  color: var(--color-white);
  display: block;
  background: var(--grad-drone);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Document Checklist ────────────────────────────────────── */
.checklist-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.checklist-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.checklist-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.checklist-items li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
}

.checklist-items li:last-child { border-bottom: none; }
.checklist-items li::before { content: '📋'; font-size: 0.9rem; flex-shrink: 0; }

/* ─── WHY US SECTION ────────────────────────────────────────── */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.why-content-left {}

.why-feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.why-feature {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
}

.why-feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.why-feature-content {}
.why-feature-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}
.why-feature-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.stat-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-navy);
  border-color: var(--color-sky);
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 8px;
  background: var(--grad-navy);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ─── PROCESS SECTION ───────────────────────────────────────── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: calc(12.5% + 28px);
  right: calc(12.5% + 28px);
  height: 2px;
  background: linear-gradient(90deg, var(--color-sky), var(--color-amber));
  z-index: 0;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.process-step-num {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--grad-navy);
  color: var(--color-white);
  font-size: 1.5rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  box-shadow: var(--shadow-navy);
  border: 3px solid var(--color-white);
  transition: all var(--transition);
}

.process-step:hover .process-step-num {
  background: var(--grad-amber);
  transform: scale(1.1);
}

.process-step-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.process-step-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ─── TESTIMONIALS ──────────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-sky);
}

.testimonial-stars {
  display: flex;
  gap: 3px;
  margin-bottom: var(--space-md);
}

.testimonial-stars span {
  color: var(--color-amber);
  font-size: 1rem;
}

.testimonial-text {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-white);
  flex-shrink: 0;
}

.testimonial-name {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-primary);
}

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

/* ─── FAQ SECTION ───────────────────────────────────────────── */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item.open {
  border-color: var(--color-sky);
  box-shadow: var(--shadow-sky);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: color var(--transition-fast);
  gap: var(--space-md);
}

.faq-item.open .faq-question { color: var(--color-navy); }

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition);
  color: var(--color-navy);
  font-weight: 700;
  font-size: 1.2rem;
}

.faq-item.open .faq-icon {
  background: var(--color-sky);
  color: var(--color-white);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-out);
}

.faq-answer-inner {
  padding: 0 var(--space-xl) var(--space-xl);
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--text-secondary);
}

/* ─── CONTACT SECTION ───────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(14,165,233,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-label { font-size: 0.8rem; color: var(--text-muted); }
.contact-value { font-size: 0.95rem; font-weight: 600; color: var(--text-primary); }

/* LINE QR */
.line-qr-box {
  background: var(--color-light);
  border: 2px solid var(--color-line);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  text-align: center;
}

.line-qr-img {
  width: 150px;
  height: 150px;
  border-radius: var(--radius-md);
  margin: 0 auto var(--space-md);
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); }

.form-input,
.form-select,
.form-textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: var(--font-thai);
  color: var(--text-primary);
  background: var(--color-white);
  transition: border-color var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-sky);
  box-shadow: 0 0 0 3px rgba(14,165,233,0.1);
}

.form-textarea { resize: vertical; min-height: 100px; }

/* ─── FOOTER ────────────────────────────────────────────────── */
.footer {
  background: var(--color-dark);
  color: var(--text-on-dark);
  padding: var(--space-2xl) 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo { margin-bottom: var(--space-md); }
.footer-brand-desc {
  font-size: 0.875rem;
  color: var(--text-on-dark-2);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.footer-social-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}

.footer-social-btn:hover { background: var(--color-sky); transform: translateY(-2px); }

.footer-col-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
  letter-spacing: 0.5px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-link {
  font-size: 0.875rem;
  color: var(--text-on-dark-2);
  transition: color var(--transition-fast);
}

.footer-link:hover { color: var(--color-sky); }

.footer-bottom {
  padding: var(--space-lg) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-copyright {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-bottom-link {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
  transition: color var(--transition-fast);
}

.footer-bottom-link:hover { color: var(--color-sky); }

/* ─── Scroll Reveal Animations ──────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ─── Toast / Notification ──────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--color-navy);
  color: var(--color-white);
  padding: 14px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-toast);
  font-size: 0.9rem;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.4s var(--ease-out);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ─── Mobile Menu Overlay ───────────────────────────────────── */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: var(--z-header);
  pointer-events: none;
}

.mobile-menu-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity var(--transition);
}

.mobile-menu-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(340px, 90vw);
  height: 100%;
  background: var(--color-dark);
  padding: 80px var(--space-xl) var(--space-xl);
  transform: translateX(100%);
  transition: transform var(--transition);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  overflow-y: auto;
}

.mobile-menu.open {
  pointer-events: all;
}

.mobile-menu.open .mobile-menu-backdrop { opacity: 1; }
.mobile-menu.open .mobile-menu-panel { transform: translateX(0); }

.mobile-nav-link {
  display: block;
  padding: 14px var(--space-md);
  color: var(--text-on-dark);
  font-size: 1.05rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.mobile-nav-link:hover { background: rgba(255,255,255,0.08); color: var(--color-sky); }

/* ─── RESPONSIVE — Tablet 768–1024px ───────────────────────── */
@media (max-width: 1024px) {
  :root { --space-section: 72px; }

  .nav-menu { display: none; }
  .mobile-menu-toggle { display: flex; }
  .btn-nav-cta { display: none; }

  .hero-inner { grid-template-columns: 1fr; gap: var(--space-2xl); text-align: center; }
  .hero-visual { display: none; }
  .hero-cta-group { justify-content: center; }
  .hero-features { align-items: center; }
  .hero-badges { justify-content: center; }

  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .checklist-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-steps::before { display: none; }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: var(--space-xl); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
  .calc-result { grid-template-columns: 1fr; }
  .trust-bar-inner { gap: var(--space-xl); }
  .trust-divider { display: none; }
}

/* ─── RESPONSIVE — Mobile ≤767px ───────────────────────────── */
@media (max-width: 767px) {
  :root { --space-section: 48px; }
  
  html, body {
    width: 100% !important;
    max-width: 100vw !important;
    overflow-x: hidden !important;
  }

  .container {
    padding: 0 var(--space-md);
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .nav-wrapper {
    height: 64px;
    padding: 0;
  }

  .brand-logo-badge {
    padding: 4px 10px;
  }

  .brand-logo-img {
    height: 22px;
  }

  .brand-logo-tagline {
    font-size: 0.62rem;
  }

  .hero { min-height: auto; padding-top: 76px; padding-bottom: var(--space-xl); }
  .hero-title { font-size: 1.75rem; line-height: 1.3; }
  .hero-desc { font-size: 0.95rem; }
  .hero-cta-group { flex-direction: column; width: 100%; }
  .hero-cta-group .btn { width: 100%; justify-content: center; font-size: 0.95rem; }

  .services-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .service-card.drone-card { grid-column: span 1; }
  .pricing-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
  .process-steps { grid-template-columns: 1fr; gap: var(--space-lg); }
  .testimonials-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: var(--space-md); }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-xl); }
  .footer-bottom { flex-direction: column; text-align: center; gap: 12px; }
  
  .drone-partners {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: var(--space-md) !important;
    width: 100% !important;
  }

  .drone-partner-logo {
    width: 100% !important;
    max-width: 100% !important;
  }

  .contact-grid {
    grid-template-columns: 1fr !important;
    width: 100% !important;
    gap: var(--space-lg) !important;
  }

  .contact-info, .line-qr-box {
    padding: var(--space-lg) !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .line-qr-img-wrapper img {
    width: 160px !important;
    height: 160px !important;
  }

  .trust-bar-inner { gap: var(--space-md); flex-direction: column; }
  .section-title { font-size: 1.5rem; }
  .hero-stat-num { font-size: 1.3rem; }
}

/* ─── Extra Small Mobile ≤380px ───────────────────────────── */
@media (max-width: 380px) {
  .hero-title { font-size: 1.5rem; }
  .brand-logo-tagline { display: none; }
  .brand-logo-divider { display: none; }
  .drone-partners { grid-template-columns: 1fr !important; }
}

/* ─── Print Styles ──────────────────────────────────────────── */
@media print {
  .header, .mobile-menu, .toast, .hero-visual { display: none; }
  body { color: #000; }
  a { color: #000; }
}

/* ─── Custom Scrollbar ──────────────────────────────────────── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--color-light); }
::-webkit-scrollbar-thumb { background: var(--color-navy-light); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-navy); }

/* ─── Selection ─────────────────────────────────────────────── */
::selection { background: rgba(14,165,233,0.25); color: var(--color-navy-dark); }