/*
 * ============================================
 * COMPONENTS — Preloader, Header, Hero
 * ============================================
 */

/* ===== PRELOADER ===== */
.preloader {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    z-index: var(--z-preloader);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: opacity 800ms var(--ease-out), visibility 800ms var(--ease-out);
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-bg {
    position: absolute;
    inset: 0;
    background: var(--grad-mesh);
    opacity: 0.6;
}

.preloader-content {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 2;
}

.preloader-logo {
    width: 100px;
    height: 100px;
    margin-bottom: var(--space-8);
    position: relative;
}

@keyframes floatLogo {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-10px); }
}

.preloader-logo svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 20px rgba(14, 165, 233, 0.4));
}

.preloader-logo:not(.preloader-eagle) svg path,
.preloader-logo:not(.preloader-eagle) svg circle {
    stroke-dasharray: 600;
    stroke-dashoffset: 600;
    animation: drawLogo 2.5s ease-in-out forwards;
}

@keyframes drawLogo {
    to { stroke-dashoffset: 0; }
}

/* ===== Eagle emblem (fill-based reveal animation) ===== */
.preloader-eagle {
    width: 130px;
    height: 130px;
}
.preloader-eagle svg {
    overflow: visible;
}
.preloader-eagle .emblem-main {
    fill: #215378;
    stroke: none;
    opacity: 0;
    clip-path: inset(0 100% 0 0);
    animation:
        emblemRevealLR 2.8s cubic-bezier(.65,.05,.36,1) forwards,
        emblemFadeIn 0.4s ease-out forwards;
}
.preloader-eagle .emblem-detail {
    fill: #235479;
    stroke: none;
    opacity: 0;
    clip-path: inset(0 100% 0 0);
}
[data-theme="dark"] .preloader-eagle .emblem-main { fill: #4aa3d8; }
[data-theme="dark"] .preloader-eagle .emblem-detail { fill: #5cb0e0; }

.preloader-eagle .emblem-detail.d1 { animation: emblemRevealLR 1.0s ease-out forwards 2.2s, emblemFadeIn 0.3s ease-out forwards 2.2s; }
.preloader-eagle .emblem-detail.d2 { animation: emblemRevealLR 1.0s ease-out forwards 2.4s, emblemFadeIn 0.3s ease-out forwards 2.4s; }
.preloader-eagle .emblem-detail.d3 { animation: emblemRevealLR 1.0s ease-out forwards 2.6s, emblemFadeIn 0.3s ease-out forwards 2.6s; }
.preloader-eagle .emblem-detail.d4 { animation: emblemRevealLR 1.0s ease-out forwards 2.8s, emblemFadeIn 0.3s ease-out forwards 2.8s; }
.preloader-eagle .emblem-detail.d5 { animation: emblemRevealLR 0.7s ease-out forwards 3.0s, emblemFadeIn 0.3s ease-out forwards 3.0s; }

@keyframes emblemRevealLR {
    from { clip-path: inset(0 100% 0 0); }
    to   { clip-path: inset(0 0 0 0); }
}
@keyframes emblemFadeIn {
    to { opacity: 1; }
}

.preloader-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    letter-spacing: -0.02em;
}

.preloader-quote {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    margin-bottom: var(--space-8);
    font-style: italic;
}

.progress-container {
    width: 280px;
    text-align: center;
}

.progress-bar-wrapper {
    width: 100%;
    height: 4px;
    background: var(--border-light);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
}

.progress-bar {
    height: 100%;
    width: 0;
    background: var(--grad-azure);
    border-radius: var(--radius-full);
    transition: width 100ms linear;
    position: relative;
    box-shadow: 0 0 12px var(--accent-secondary);
}

.progress-bar::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0%   { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.progress-percent {
    margin-top: var(--space-3);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent-primary);
    font-weight: 500;
    letter-spacing: 0.05em;
}

/* ===== HEADER ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-header);
    transition: background var(--t-normal) var(--ease-out),
                box-shadow var(--t-normal) var(--ease-out),
                border-color var(--t-normal) var(--ease-out),
                backdrop-filter var(--t-normal) var(--ease-out);
    background: transparent;
    border-bottom: 1px solid transparent;
}

.site-header.scrolled {
    background: var(--bg-overlay);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom-color: var(--border-light);
    box-shadow: 0 1px 0 rgba(14, 165, 233, 0.04), 0 4px 30px rgba(15, 23, 42, 0.06);
}

.header-inner {
    height: var(--header-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-8);
}

.brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    flex-shrink: 0;
}

.brand-icon {
    width: 42px;
    height: 42px;
    background: var(--grad-azure);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 14px rgba(14, 165, 233, 0.3);
    position: relative;
    overflow: hidden;
}

.brand-icon::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.3), transparent);
}

.brand-icon i { color: white; font-size: 1.25rem; position: relative; z-index: 1; }

.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text small {
    font-size: 0.7rem;
    color: var(--text-tertiary);
    font-family: var(--font-body);
    font-weight: 500;
    margin-top: 2px;
    letter-spacing: 0.04em;
}

/* Main nav */
.main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.main-nav a {
    display: inline-flex;
    align-items: center;
    padding: var(--space-3) var(--space-5);
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    transition: all var(--t-fast) var(--ease-out);
    position: relative;
}

.main-nav a:hover {
    color: var(--accent-primary);
    background: var(--sky-50);
}

[data-theme="dark"] .main-nav a:hover {
    background: rgba(56, 189, 248, 0.08);
}

.main-nav a.active {
    color: var(--accent-primary);
    background: var(--sky-100);
}

[data-theme="dark"] .main-nav a.active {
    background: rgba(56, 189, 248, 0.12);
}

/* Header controls */
.header-controls {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.ctrl-btn {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    transition: all var(--t-fast) var(--ease-out);
    background: transparent;
    position: relative;
}

.ctrl-btn:hover {
    background: var(--sky-50);
    color: var(--accent-primary);
}

[data-theme="dark"] .ctrl-btn:hover {
    background: rgba(56, 189, 248, 0.08);
}

.ctrl-btn i { font-size: 1.15rem; }

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    background: transparent;
    transition: all var(--t-fast) var(--ease-out);
}

.dropdown-btn:hover {
    background: var(--sky-50);
    color: var(--accent-primary);
}

[data-theme="dark"] .dropdown-btn:hover { background: rgba(56, 189, 248, 0.08); }

.dropdown-btn .chevron {
    transition: transform var(--t-fast) var(--ease-out);
    font-size: 0.75rem;
}

.dropdown.open .dropdown-btn .chevron { transform: rotate(180deg); }

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 160px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--t-fast) var(--ease-out);
    z-index: 50;
}

.dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    font-size: 0.88rem;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--t-fast) var(--ease-out);
    font-weight: 500;
}

.dropdown-menu a:hover {
    background: var(--sky-50);
    color: var(--accent-primary);
}

[data-theme="dark"] .dropdown-menu a:hover { background: rgba(56, 189, 248, 0.08); }

.dropdown-menu a.active {
    background: var(--sky-100);
    color: var(--accent-primary);
}

[data-theme="dark"] .dropdown-menu a.active { background: rgba(56, 189, 248, 0.12); }

.dropdown-menu a .flag {
    font-size: 1rem;
    width: 22px;
    text-align: center;
}

/* Mobile menu toggle */
.mobile-toggle {
    display: none;
    width: 42px;
    height: 42px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    border-radius: var(--radius-full);
    background: transparent;
}

.mobile-toggle span {
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--t-fast) var(--ease-out);
}

.mobile-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1024px) {
    .main-nav { display: none; }
    .mobile-toggle { display: flex; }
}

/* Mobile nav drawer */
.mobile-nav {
    position: fixed;
    top: var(--header-h);
    right: 0;
    width: min(380px, 100vw);
    height: calc(100vh - var(--header-h));
    background: var(--bg-elevated);
    border-left: 1px solid var(--border-light);
    padding: var(--space-8);
    transform: translateX(100%);
    transition: transform var(--t-normal) var(--ease-out);
    z-index: 99;
    overflow-y: auto;
}

.mobile-nav.open { transform: translateX(0); }

.mobile-nav a {
    display: block;
    padding: var(--space-4) 0;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-light);
}

.mobile-nav a:hover { color: var(--accent-primary); }

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--header-h) + var(--space-16)) 0 var(--space-20);
    overflow: hidden;
    background: var(--bg-gradient);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.hero-bg-mesh {
    position: absolute;
    inset: 0;
    background: var(--grad-mesh);
    opacity: 1;
}

.hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(14, 165, 233, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(14, 165, 233, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

[data-theme="dark"] .hero-bg-grid {
    background-image:
        linear-gradient(rgba(125, 211, 252, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(125, 211, 252, 0.05) 1px, transparent 1px);
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.45;
    animation: floatOrb 20s ease-in-out infinite;
}

.hero-orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--azure-glow), transparent);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.hero-orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--sky-300), transparent);
    bottom: -100px;
    left: -50px;
    animation-delay: -7s;
}

.hero-orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--sky-400), transparent);
    top: 50%;
    left: 40%;
    animation-delay: -14s;
    opacity: 0.25;
}

@keyframes floatOrb {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33%      { transform: translate(60px, -40px) scale(1.1); }
    66%      { transform: translate(-30px, 50px) scale(0.95); }
}

.hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-16);
    align-items: center;
}

@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; gap: var(--space-12); }
}

.hero-content { max-width: 640px; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--bg-elevated);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: var(--space-6);
    box-shadow: var(--shadow-sm);
}

.hero h1 {
    font-size: clamp(2.75rem, 6.5vw, 5.25rem);
    line-height: 0.98;
    margin-bottom: var(--space-6);
    letter-spacing: -0.035em;
    font-weight: 500;
}

.hero h1 .line {
    display: block;
    overflow: hidden;
}

.hero h1 .line span {
    display: inline-block;
    transform: translateY(110%);
    opacity: 0;
    animation: lineUp 1s var(--ease-out) forwards;
}

.hero h1 .line:nth-child(1) span { animation-delay: 0.3s; }
.hero h1 .line:nth-child(2) span { animation-delay: 0.45s; }
.hero h1 .line:nth-child(3) span { animation-delay: 0.6s; }

@keyframes lineUp {
    to { transform: translateY(0); opacity: 1; }
}

.hero-subtitle {
    font-size: clamp(1.05rem, 1.5vw, 1.2rem);
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: var(--space-8);
    max-width: 560px;
    opacity: 0;
    animation: fadeUp 1s var(--ease-out) forwards 0.85s;
}

@keyframes fadeUp {
    from { transform: translateY(20px); opacity: 0; }
    to   { transform: translateY(0); opacity: 1; }
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
    margin-bottom: var(--space-12);
    opacity: 0;
    animation: fadeUp 1s var(--ease-out) forwards 1s;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    padding-top: var(--space-8);
    border-top: 1px solid var(--border-light);
    opacity: 0;
    animation: fadeUp 1s var(--ease-out) forwards 1.15s;
}

@media (max-width: 640px) {
    .hero-stats { grid-template-columns: repeat(2, 1fr); gap: var(--space-5); }
}

.hero-stat .num {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1;
    letter-spacing: -0.02em;
    display: block;
    margin-bottom: var(--space-2);
}

.hero-stat .num .plus {
    color: var(--accent-primary);
    font-family: var(--font-display);
}

.hero-stat .label {
    font-size: 0.78rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
}

/* Hero visual — 3D card stack */
.hero-visual {
    position: relative;
    height: 600px;
    opacity: 0;
    animation: fadeIn 1.2s var(--ease-out) forwards 0.7s;
}

@keyframes fadeIn { to { opacity: 1; } }

@media (max-width: 1024px) {
    .hero-visual { height: 480px; max-width: 560px; margin: 0 auto; }
}

.hero-card {
    position: absolute;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: var(--bg-elevated);
    transition: transform 800ms var(--ease-out);
}

.hero-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 8s var(--ease-out);
}

.hero-card:hover img { transform: scale(1.08); }

.hero-card-1 {
    width: 65%;
    height: 80%;
    top: 5%;
    right: 0;
    z-index: 2;
    animation: float1 8s ease-in-out infinite;
}

.hero-card-2 {
    width: 45%;
    height: 55%;
    bottom: 8%;
    left: 0;
    z-index: 3;
    border: 6px solid var(--bg-primary);
    animation: float2 8s ease-in-out infinite;
}

.hero-card-3 {
    width: 38%;
    height: 38%;
    top: 0;
    left: 8%;
    z-index: 1;
    animation: float3 8s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translateY(0) rotate(2deg); }
    50%      { transform: translateY(-15px) rotate(2deg); }
}
@keyframes float2 {
    0%, 100% { transform: translateY(0) rotate(-3deg); }
    50%      { transform: translateY(15px) rotate(-3deg); }
}
@keyframes float3 {
    0%, 100% { transform: translateY(0) rotate(-5deg); }
    50%      { transform: translateY(-10px) rotate(-5deg); }
}

/* Floating badge on hero visual */
.hero-floating-badge {
    position: absolute;
    background: var(--bg-elevated);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    z-index: 4;
}

.hero-floating-badge.tracking {
    bottom: 18%;
    right: -5%;
    animation: floatGently 6s ease-in-out infinite;
}

.hero-floating-badge.rating {
    top: 35%;
    left: -8%;
    animation: floatGently 6s ease-in-out infinite -3s;
}

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

.hero-floating-badge .icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--grad-sky);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.4);
}

.hero-floating-badge .info { display: flex; flex-direction: column; line-height: 1.2; }
.hero-floating-badge .info strong { font-size: 0.95rem; color: var(--text-primary); font-weight: 700; }
.hero-floating-badge .info small  { font-size: 0.75rem; color: var(--text-tertiary); margin-top: 2px; }

/* Scroll indicator removed */