/* ============================================================
   AR TOUR & TRAVEL - MAIN STYLESHEET
   Premium Professional Travel Website
   Colors: Biru (#0A3D8F), Merah (#C41E3A), Putih (#FFFFFF), Gold (#D4A843)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* ============================================================
   CSS VARIABLES / DESIGN TOKENS
   ============================================================ */
:root {
    /* Primary Palette */
    --ar-blue:        #0A3D8F;
    --ar-blue-dark:   #072D6B;
    --ar-blue-light:  #1A5CC8;
    --ar-red:         #C41E3A;
    --ar-red-dark:    #9E1730;
    --ar-red-light:   #E8354F;
    --ar-white:       #FFFFFF;
    --ar-gold:        #D4A843;
    --ar-gold-dark:   #B88E2F;
    --ar-gold-light:  #E8C46A;

    /* Neutrals */
    --ar-dark:        #0D1117;
    --ar-gray-900:    #161B22;
    --ar-gray-800:    #21262D;
    --ar-gray-700:    #30363D;
    --ar-gray-600:    #484F58;
    --ar-gray-500:    #6E7681;
    --ar-gray-400:    #8B949E;
    --ar-gray-300:    #B1BAC4;
    --ar-gray-200:    #C9D1D9;
    --ar-gray-100:    #E6EDF3;
    --ar-gray-50:     #F0F6FC;

    /* Gradients */
    --gradient-blue:     linear-gradient(135deg, #0A3D8F 0%, #1A5CC8 100%);
    --gradient-red:      linear-gradient(135deg, #C41E3A 0%, #E8354F 100%);
    --gradient-gold:     linear-gradient(135deg, #D4A843 0%, #E8C46A 100%);
    --gradient-hero:     linear-gradient(135deg, rgba(10,61,143,0.92) 0%, rgba(196,30,58,0.85) 50%, rgba(10,61,143,0.92) 100%);
    --gradient-glass:    linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    --gradient-premium:  linear-gradient(135deg, #0A3D8F 0%, #072D6B 30%, #C41E3A 70%, #D4A843 100%);

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body:    'Plus Jakarta Sans', sans-serif;

    /* Shadows */
    --shadow-sm:    0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md:    0 4px 6px rgba(0,0,0,0.1), 0 2px 4px rgba(0,0,0,0.06);
    --shadow-lg:    0 10px 30px rgba(0,0,0,0.15), 0 5px 15px rgba(0,0,0,0.07);
    --shadow-xl:    0 20px 50px rgba(0,0,0,0.2), 0 10px 25px rgba(0,0,0,0.1);
    --shadow-gold:  0 10px 30px rgba(212,168,67,0.3);
    --shadow-blue:  0 10px 30px rgba(10,61,143,0.3);
    --shadow-red:   0 10px 30px rgba(196,30,58,0.3);

    /* Border Radius */
    --radius-sm:  6px;
    --radius-md:  12px;
    --radius-lg:  20px;
    --radius-xl:  30px;
    --radius-pill: 50px;

    /* Transitions */
    --transition-fast:   all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
    font-family: var(--font-body);
    color: var(--ar-gray-800);
    background: var(--ar-white);
    overflow-x: hidden;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 700; line-height: 1.3; }
a { text-decoration: none; color: inherit; transition: var(--transition-fast); }
img { max-width: 100%; height: auto; }

/* ============================================================
   PRELOADER / LOADING SCREEN
   ============================================================ */
#preloader {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: var(--ar-dark);
    display: flex; align-items: center; justify-content: center;
    z-index: 99999;
    transition: opacity 0.5s, visibility 0.5s;
}
#preloader.loaded { opacity: 0; visibility: hidden; }
.loader-ring {
    width: 60px; height: 60px;
    border: 3px solid transparent;
    border-top-color: var(--ar-gold);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    position: relative;
}
.loader-ring::before, .loader-ring::after {
    content: ''; position: absolute; border: 3px solid transparent; border-radius: 50%;
}
.loader-ring::before {
    top: 4px; left: 4px; right: 4px; bottom: 4px;
    border-top-color: var(--ar-red);
    animation: spin 1.5s linear reverse infinite;
}
.loader-ring::after {
    top: 12px; left: 12px; right: 12px; bottom: 12px;
    border-top-color: var(--ar-blue-light);
    animation: spin 2s linear infinite;
}
@keyframes spin { 100% { transform: rotate(360deg); } }

/* ============================================================
   SCROLL PROGRESS BAR
   ============================================================ */
.scroll-progress {
    position: fixed; top: 0; left: 0; height: 3px;
    background: var(--gradient-premium);
    z-index: 100000;
    transition: width 0.1s linear;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.ar-navbar {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 9999;
    padding: 15px 0;
    transition: var(--transition-smooth);
    background: transparent;
}
.ar-navbar.scrolled {
    background: rgba(10, 13, 23, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: 8px 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}
.ar-navbar .navbar-brand {
    font-family: var(--font-heading);
    font-weight: 800; font-size: 1.6rem; color: var(--ar-white);
    display: flex; align-items: center; gap: 10px;
}
.ar-navbar .navbar-brand .brand-ar {
    background: var(--gradient-gold);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.ar-navbar .nav-link {
    color: rgba(255,255,255,0.85) !important;
    font-weight: 500; font-size: 0.9rem;
    padding: 8px 16px !important;
    border-radius: var(--radius-sm);
    position: relative;
    letter-spacing: 0.3px;
}
.ar-navbar .nav-link:hover,
.ar-navbar .nav-link.active {
    color: var(--ar-gold) !important;
}
.ar-navbar .nav-link::after {
    content: ''; position: absolute; bottom: 2px; left: 16px; right: 16px;
    height: 2px; background: var(--ar-gold);
    transform: scaleX(0); transition: transform 0.3s ease;
}
.ar-navbar .nav-link:hover::after,
.ar-navbar .nav-link.active::after { transform: scaleX(1); }
.navbar-cta {
    background: var(--gradient-gold);
    color: var(--ar-dark) !important;
    font-weight: 700 !important;
    border-radius: var(--radius-pill) !important;
    padding: 10px 24px !important;
    box-shadow: var(--shadow-gold);
}
.navbar-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(212,168,67,0.4);
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
    background: var(--ar-dark);
}
.hero-swiper {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1;
}
.hero-swiper .swiper-slide {
    height: 100%; /* Important for full height slider */
}
.hero-slide {
    width: 100%; height: 100%; position: relative;
    background-size: cover; background-position: center; background-repeat: no-repeat;
    display: flex; align-items: center; justify-content: center;
}
.hero-bg-video {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    object-fit: cover; opacity: 0.4;
}
.hero-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: var(--gradient-hero);
    z-index: 1;
}
#particles-js {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    z-index: 2;
}
.hero-content {
    position: relative; z-index: 3;
    text-align: center; color: var(--ar-white);
    padding: 0 20px;
}
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(212,168,67,0.15);
    border: 1px solid rgba(212,168,67,0.3);
    color: var(--ar-gold);
    padding: 8px 20px; border-radius: var(--radius-pill);
    font-size: 0.85rem; font-weight: 600;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}
.hero-title {
    font-size: clamp(2.2rem, 5vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 16px;
}
.hero-title .text-gold {
    background: var(--gradient-gold);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-typed-wrap {
    font-size: clamp(1rem, 2.5vw, 1.6rem);
    color: rgba(255,255,255,0.8);
    margin-bottom: 32px;
    min-height: 40px;
}
.hero-typed-wrap .typed-cursor { color: var(--ar-gold); }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.btn-hero-primary {
    background: var(--gradient-gold);
    color: var(--ar-dark);
    padding: 14px 32px;
    border-radius: var(--radius-pill);
    font-weight: 700; font-size: 0.95rem;
    border: none; cursor: pointer;
    box-shadow: var(--shadow-gold);
    transition: var(--transition-smooth);
    display: inline-flex; align-items: center; gap: 8px;
}
.btn-hero-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(212,168,67,0.45);
    color: var(--ar-dark);
}
.btn-hero-outline {
    background: transparent;
    color: var(--ar-white);
    padding: 14px 32px;
    border-radius: var(--radius-pill);
    font-weight: 600; font-size: 0.95rem;
    border: 2px solid rgba(255,255,255,0.3);
    cursor: pointer;
    transition: var(--transition-smooth);
    display: inline-flex; align-items: center; gap: 8px;
}
.btn-hero-outline:hover {
    border-color: var(--ar-gold);
    color: var(--ar-gold);
    transform: translateY(-3px);
}

/* Hero scroll down indicator */
.hero-scroll-down {
    position: absolute; bottom: 40px; left: 50%;
    transform: translateX(-50%); z-index: 5;
}
.hero-scroll-down a {
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    color: rgba(255,255,255,0.6); font-size: 0.8rem; font-weight: 500;
}
.hero-scroll-down .scroll-icon {
    width: 26px; height: 42px; border: 2px solid rgba(255,255,255,0.4);
    border-radius: 13px; position: relative;
}
.hero-scroll-down .scroll-dot {
    width: 4px; height: 8px; background: var(--ar-gold);
    border-radius: 2px; position: absolute;
    top: 6px; left: 50%; transform: translateX(-50%);
    animation: scrollBounce 2s ease-in-out infinite;
}
@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
    50% { transform: translateX(-50%) translateY(16px); opacity: 0.3; }
}

/* Swiper Pagination Styling */
.hero-pagination {
    bottom: 30px !important;
}
.swiper-pagination-bullet {
    width: 12px; height: 12px;
    background: rgba(255,255,255,0.4);
    opacity: 1; margin: 0 6px !important;
    transition: var(--transition-fast);
}
.swiper-pagination-bullet-active {
    background: var(--ar-gold);
    width: 30px; border-radius: 6px;
}

/* ============================================================
   SECTION COMMON
   ============================================================ */
.section-padding { padding: 100px 0; }
.section-header {
    text-align: center;
    margin-bottom: 60px;
}
.section-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(10,61,143,0.08);
    color: var(--ar-blue);
    padding: 6px 18px; border-radius: var(--radius-pill);
    font-size: 0.8rem; font-weight: 600;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.section-title {
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    font-weight: 800; color: var(--ar-dark);
    margin-bottom: 16px;
}
.section-title .text-gradient {
    background: var(--gradient-blue);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.section-desc {
    color: var(--ar-gray-500);
    font-size: 1.05rem; max-width: 600px; margin: 0 auto;
}

/* ============================================================
   SERVICE CARDS
   ============================================================ */
.service-card {
    background: var(--ar-white);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: center;
    transition: var(--transition-smooth);
    border: 1px solid var(--ar-gray-100);
    position: relative;
    overflow: hidden;
    height: 100%;
}
.service-card::before {
    content: '';
    position: absolute; top: 0; left: 0; width: 100%; height: 4px;
    background: var(--gradient-premium);
    transform: scaleX(0); transition: transform 0.4s ease;
    transform-origin: left;
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}
.service-icon {
    width: 70px; height: 70px;
    background: linear-gradient(135deg, rgba(10,61,143,0.08), rgba(10,61,143,0.03));
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px;
    transition: var(--transition-smooth);
}
.service-icon i {
    font-size: 1.6rem; color: var(--ar-blue);
    transition: var(--transition-smooth);
}
.service-card:hover .service-icon {
    background: var(--gradient-blue);
    transform: rotateY(180deg);
}
.service-card:hover .service-icon i { color: var(--ar-white); }
.service-card h5 {
    font-size: 1.05rem; font-weight: 700;
    color: var(--ar-dark); margin-bottom: 10px;
}
.service-card p {
    font-size: 0.88rem; color: var(--ar-gray-500);
    line-height: 1.6;
}

/* ============================================================
   UNIT / FLEET CARDS
   ============================================================ */
.unit-card {
    background: var(--ar-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-smooth);
    border: 1px solid var(--ar-gray-100);
    height: 100%;
}
.unit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}
.unit-card-img {
    position: relative; height: 220px; overflow: hidden;
}
.unit-card-img img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.6s ease;
}
.unit-card:hover .unit-card-img img { transform: scale(1.1); }
.unit-card-badge {
    position: absolute; top: 16px; left: 16px;
    background: rgba(10,61,143,0.9);
    color: var(--ar-white);
    padding: 4px 14px; border-radius: var(--radius-pill);
    font-size: 0.75rem; font-weight: 600;
    backdrop-filter: blur(10px);
}
.unit-card-status {
    position: absolute; top: 16px; right: 16px;
    padding: 4px 14px; border-radius: var(--radius-pill);
    font-size: 0.75rem; font-weight: 600;
}
.status-available { background: rgba(16,185,129,0.9); color: #fff; }
.status-booked { background: rgba(196,30,58,0.9); color: #fff; }
.unit-card-body { padding: 24px; }
.unit-card-body h5 {
    font-size: 1.1rem; font-weight: 700;
    color: var(--ar-dark); margin-bottom: 8px;
}
.unit-features {
    display: flex; flex-wrap: wrap; gap: 8px;
    margin: 12px 0;
}
.unit-feature-tag {
    display: inline-flex; align-items: center; gap: 4px;
    background: var(--ar-gray-50);
    padding: 4px 10px; border-radius: var(--radius-sm);
    font-size: 0.75rem; color: var(--ar-gray-600);
}
.unit-feature-tag i { color: var(--ar-blue); font-size: 0.7rem; }
.unit-price {
    display: flex; align-items: baseline; gap: 4px;
    margin-top: 14px;
}
.unit-price .price-label { font-size: 0.8rem; color: var(--ar-gray-500); }
.unit-price .price-value {
    font-family: var(--font-heading);
    font-size: 1.3rem; font-weight: 800; color: var(--ar-red);
}
.btn-booking {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--gradient-blue);
    color: var(--ar-white);
    padding: 10px 24px;
    border-radius: var(--radius-pill);
    font-weight: 600; font-size: 0.85rem;
    border: none; cursor: pointer;
    transition: var(--transition-smooth);
    width: 100%; justify-content: center;
    margin-top: 16px;
}
.btn-booking:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-blue);
    color: var(--ar-white);
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about-section { background: var(--ar-gray-50); }
.about-feature-item {
    display: flex; gap: 16px; align-items: flex-start;
    margin-bottom: 24px;
}
.about-feature-icon {
    width: 50px; height: 50px; min-width: 50px;
    background: var(--gradient-blue);
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    color: var(--ar-white); font-size: 1.2rem;
}
.about-feature-text h6 {
    font-weight: 700; font-size: 1rem; margin-bottom: 4px;
    color: var(--ar-dark);
}
.about-feature-text p { font-size: 0.88rem; color: var(--ar-gray-500); margin: 0; }

/* ============================================================
   COUNTER / STATS
   ============================================================ */
.stats-section {
    background: var(--gradient-blue);
    position: relative; overflow: hidden;
}
.stats-section::before {
    content: ''; position: absolute; top: -50%; right: -20%;
    width: 500px; height: 500px;
    background: rgba(212,168,67,0.1); border-radius: 50%;
}
.stat-item { text-align: center; padding: 30px 20px; color: var(--ar-white); }
.stat-number {
    font-family: var(--font-heading);
    font-size: 3rem; font-weight: 900;
    background: var(--gradient-gold);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-label { font-size: 0.9rem; opacity: 0.8; margin-top: 4px; }

/* ============================================================
   TESTIMONIAL SECTION
   ============================================================ */
.testimonial-card {
    background: var(--ar-white);
    border-radius: var(--radius-lg);
    padding: 36px;
    border: 1px solid var(--ar-gray-100);
    position: relative;
}
.testimonial-card::before {
    content: '\201C';
    font-size: 5rem; font-family: var(--font-heading);
    color: rgba(10,61,143,0.08);
    position: absolute; top: 10px; left: 24px;
    line-height: 1;
}
.testimonial-stars { color: var(--ar-gold); margin-bottom: 16px; font-size: 0.9rem; }
.testimonial-text {
    font-size: 0.95rem; color: var(--ar-gray-600);
    line-height: 1.7; margin-bottom: 20px;
    font-style: italic;
}
.testimonial-author {
    display: flex; align-items: center; gap: 12px;
}
.testimonial-author img {
    width: 48px; height: 48px;
    border-radius: 50%; object-fit: cover;
    border: 2px solid var(--ar-gold);
}
.testimonial-author-name {
    font-weight: 700; font-size: 0.95rem; color: var(--ar-dark);
}
.testimonial-author-role {
    font-size: 0.8rem; color: var(--ar-gray-500);
}

/* ============================================================
   WAVE DIVIDER
   ============================================================ */
.wave-divider {
    position: relative; overflow: hidden;
    line-height: 0;
}
.wave-divider svg {
    display: block; width: calc(100% + 1.3px); height: 80px;
}
.wave-divider .shape-fill { fill: var(--ar-white); }

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
    background: var(--gradient-premium);
    position: relative; overflow: hidden;
    padding: 80px 0;
}
.cta-section .cta-title {
    font-size: clamp(1.6rem, 3vw, 2.5rem);
    font-weight: 800; color: var(--ar-white);
    margin-bottom: 16px;
}
.cta-section .cta-desc {
    color: rgba(255,255,255,0.8);
    font-size: 1.05rem; margin-bottom: 32px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.ar-footer {
    background: var(--ar-dark);
    color: rgba(255,255,255,0.7);
    padding-top: 80px;
}
.footer-brand {
    font-family: var(--font-heading);
    font-weight: 800; font-size: 1.6rem;
    color: var(--ar-white); margin-bottom: 16px;
}
.footer-brand .brand-ar {
    background: var(--gradient-gold);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.footer-desc { font-size: 0.9rem; line-height: 1.7; margin-bottom: 24px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
    width: 40px; height: 40px;
    background: rgba(255,255,255,0.08);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: rgba(255,255,255,0.7);
    transition: var(--transition-smooth);
}
.footer-social a:hover {
    background: var(--ar-gold); color: var(--ar-dark);
    transform: translateY(-3px);
}
.footer-title {
    font-family: var(--font-heading);
    font-weight: 700; font-size: 1.05rem;
    color: var(--ar-white); margin-bottom: 20px;
    position: relative;
}
.footer-title::after {
    content: ''; display: block;
    width: 30px; height: 2px;
    background: var(--ar-gold);
    margin-top: 8px;
}
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a {
    font-size: 0.88rem; color: rgba(255,255,255,0.6);
    display: flex; align-items: center; gap: 8px;
}
.footer-links a:hover { color: var(--ar-gold); transform: translateX(4px); }
.footer-links a::before {
    content: '\f105'; font-family: 'Font Awesome 5 Free';
    font-weight: 900; font-size: 0.7rem; color: var(--ar-gold);
}
.footer-contact-item {
    display: flex; gap: 12px; align-items: flex-start;
    margin-bottom: 16px;
}
.footer-contact-icon {
    width: 36px; height: 36px; min-width: 36px;
    background: rgba(212,168,67,0.1);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--ar-gold); font-size: 0.85rem;
}
.footer-contact-text { font-size: 0.88rem; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 24px 0; margin-top: 50px;
    text-align: center; font-size: 0.85rem;
}

/* ============================================================
   FLOATING WHATSAPP
   ============================================================ */
.floating-wa {
    position: fixed; bottom: 30px; right: 30px;
    width: 60px; height: 60px;
    background: #25D366; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--ar-white); font-size: 1.6rem;
    z-index: 9998;
    box-shadow: 0 5px 25px rgba(37,211,102,0.4);
    transition: var(--transition-smooth);
    animation: waFloat 3s ease-in-out infinite;
}
.floating-wa:hover {
    transform: scale(1.1); color: var(--ar-white);
    box-shadow: 0 10px 35px rgba(37,211,102,0.5);
}
@keyframes waFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
    position: fixed; bottom: 100px; right: 34px;
    width: 44px; height: 44px;
    background: var(--ar-blue); color: var(--ar-white);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 1rem; z-index: 9997;
    opacity: 0; visibility: hidden;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-blue);
}
.back-to-top.show { opacity: 1; visibility: visible; }
.back-to-top:hover {
    background: var(--ar-gold); color: var(--ar-dark);
    transform: translateY(-3px);
}

/* ============================================================
   GLASSMORPHISM UTILITY
   ============================================================ */
.glass {
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-lg);
}

/* ============================================================
   FAQ ACCORDION
   ============================================================ */
.faq-accordion .accordion-item {
    border: 1px solid var(--ar-gray-100);
    border-radius: var(--radius-md) !important;
    margin-bottom: 12px;
    overflow: hidden;
}
.faq-accordion .accordion-button {
    font-family: var(--font-heading);
    font-weight: 600; font-size: 1rem;
    color: var(--ar-dark);
    padding: 18px 24px;
    background: var(--ar-white);
}
.faq-accordion .accordion-button:not(.collapsed) {
    background: rgba(10,61,143,0.04);
    color: var(--ar-blue);
    box-shadow: none;
}
.faq-accordion .accordion-button::after {
    background-image: none;
    content: '\f107'; font-family: 'Font Awesome 5 Free';
    font-weight: 900; font-size: 0.9rem;
    transition: transform 0.3s;
}
.faq-accordion .accordion-button:not(.collapsed)::after {
    transform: rotate(180deg);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 991px) {
    .ar-navbar .navbar-collapse {
        background: rgba(10,13,23,0.98);
        backdrop-filter: blur(20px);
        padding: 20px;
        border-radius: var(--radius-md);
        margin-top: 10px;
    }
    .hero-title { font-size: 2.2rem; }
    .hero-buttons { flex-direction: column; align-items: center; }
    .section-padding { padding: 60px 0; }
}
@media (max-width: 576px) {
    .hero-title { font-size: 1.8rem; }
    .stat-number { font-size: 2rem; }
    .section-title { font-size: 1.5rem; }
}

/* ============================================================
   PAGE HEADER (INNER PAGES)
   ============================================================ */
.page-header {
    padding: 160px 0 80px;
    position: relative;
    background-color: var(--ar-dark);
}