/* CSS Variables */
:root {
    --color-primary: #083B4C;
    --color-secondary: #0E7C7B;
    --color-accent: #B8E6D2;
    --color-bg: #F6FAF9;
    --color-surface: #FFFFFF;
    --color-text: #172326;
    --color-muted: #627174;
    --color-border: #DDE8E6;
    --color-error: #D32F2F;
    --color-success: #2E7D32;
    
    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 28px;
    
    --shadow-soft: 0 18px 50px rgba(8, 59, 76, 0.12);
    --shadow-card: 0 10px 30px rgba(8, 59, 76, 0.08);
    --shadow-btn: 0 4px 14px rgba(14, 124, 123, 0.25);
    
    --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    
    --space-1: 8px;
    --space-2: 16px;
    --space-3: 24px;
    --space-4: 32px;
    --space-6: 48px;
    --space-8: 64px;
    --space-12: 96px;
}

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

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

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .fade-in-up { animation: none !important; opacity: 1 !important; transform: none !important; }
}

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

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* Utilities */
.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 var(--space-3);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-bold { font-weight: 700; }
.text-muted { color: var(--color-muted); }
.text-white { color: #fff; }
.text-sm { font-size: 0.875rem; }

.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.bg-light { background-color: var(--color-bg); }
.bg-primary { background-color: var(--color-primary); }
.bg-dark { background-color: #052632; color: #fff; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.skip-link a {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: white;
    padding: 8px 16px;
    z-index: 1000;
    transition: top 0.2s;
}
.skip-link a:focus { top: 0; }

/* Typography */
h1, h2, h3, h4 {
    line-height: 1.2;
    font-weight: 700;
    color: var(--color-primary);
}

.text-white h2, .bg-primary h2, .bg-dark h2 { color: #fff; }

h1 { font-size: clamp(34px, 5vw, 64px); letter-spacing: -0.02em; }
h2 { font-size: clamp(28px, 4vw, 42px); }
h3 { font-size: 1.25rem; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent;
    min-height: 48px;
}

.btn:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

.btn-primary {
    background-color: var(--color-secondary);
    color: #fff;
    box-shadow: var(--shadow-btn);
}
.btn-primary:hover {
    background-color: #0b6362;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(14, 124, 123, 0.35);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}
.btn-secondary:hover {
    background-color: var(--color-bg);
}
.bg-dark .btn-secondary {
    color: #fff;
    border-color: #fff;
}
.bg-dark .btn-secondary:hover {
    background-color: rgba(255,255,255,0.1);
}

.btn-accent {
    background-color: var(--color-accent);
    color: var(--color-primary);
}
.btn-accent:hover {
    background-color: #a0d8c0;
    transform: translateY(-2px);
}

.full-width { width: 100%; }

/* Header */
.header {
    position: absolute;
    top: 0; left: 0; right: 0;
    padding: var(--space-3) 0;
    z-index: 100;
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}
.header .logo {
    filter: brightness(0) invert(1);
}
.header .btn-secondary {
    color: #ffffff;
    border-color: #ffffff;
}
.header .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Language Selector */
.lang-selector {
    position: relative;
}
.lang-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-sm);
    color: #fff;
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.2s ease;
}
.lang-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}
.lang-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-card);
    list-style: none;
    min-width: 150px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    z-index: 101;
    overflow: hidden;
}
.lang-selector.open .lang-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.lang-menu li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    color: var(--color-text);
    font-size: 0.9375rem;
    transition: background 0.2s ease;
}
.lang-menu li a:hover {
    background: var(--color-bg);
    color: var(--color-primary);
}

/* Hero Section */
.hero {
    position: relative;
    padding: 140px 0 var(--space-8);
    background-color: var(--color-bg);
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 0;
}
.hero-bg img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center;
}
.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to right, rgba(8, 59, 76, 0.95) 0%, rgba(8, 59, 76, 0.7) 50%, rgba(8, 59, 76, 0.2) 100%);
}
@media (max-width: 767px) {
    .hero-overlay {
        background: linear-gradient(to bottom, rgba(8, 59, 76, 0.95) 0%, rgba(8, 59, 76, 0.85) 100%);
    }
}
.section-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 0;
}
.section-bg img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center;
}
.overlay-dark {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(8, 59, 76, 0.97); /* var(--color-primary) with opacity */
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}
.floating-img {
    animation: float 6s ease-in-out infinite;
    border-radius: var(--radius-lg);
}

.hero-floating-img {
    
}

@media (max-width: 900px) {
    .hero-floating-img .floating-img {
        object-position: center;
    }
}
.hero-container {
    position: relative;
    z-index: 1;
    display: grid;
    gap: var(--space-8);
    grid-template-columns: 1fr;
}
@media (min-width: 992px) {
    .hero-container {
        grid-template-columns: 1.1fr 0.9fr;
        align-items: center;
    }
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background-color: var(--color-accent);
    color: var(--color-primary);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
}

.hero-title {
    color: #ffffff;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: #ffffff;
    margin: var(--space-3) 0;
    font-weight: 500;
}

.hero-support {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.125rem;
    margin-bottom: var(--space-6);
}

.hero-btn { display: inline-flex; }
@media (max-width: 991px) {
    .hero-btn { margin-bottom: var(--space-4); }
    .header-cta { display: none; }
}

/* Timeline Preview */
.timeline-preview {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}
@media (min-width: 768px) {
    .timeline-preview {
        flex-direction: row;
        align-items: flex-start;
    }
}
.timeline-step {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}
.step-num {
    width: 32px; height: 32px;
    background-color: var(--color-accent);
    color: var(--color-primary);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}
.step-text { font-weight: 600; font-size: 0.9375rem; color: #ffffff; }

/* Form Card */
.form-card {
    background: var(--color-surface);
    padding: var(--space-6) var(--space-4);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--color-border);
}
.form-description {
    font-size: 0.9375rem;
    color: var(--color-muted);
    margin: var(--space-2) 0 var(--space-4);
}

.form-group { margin-bottom: var(--space-4); }

.phone-input-group {
    display: flex;
    gap: 8px;
}

.custom-country-selector {
    position: relative;
    flex-shrink: 0;
    width: 120px;
}

.country-btn {
    width: 100%;
    min-height: 48px;
    padding: 10px 14px;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    cursor: pointer;
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-text);
    transition: all 0.2s ease;
}

.country-btn:focus {
    outline: none;
    border-color: var(--color-secondary);
    background-color: var(--color-surface);
    box-shadow: 0 0 0 3px rgba(14, 124, 123, 0.15);
}

.country-menu {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 4px;
    width: max-content;
    min-width: 250px;
    max-height: 300px;
    overflow-y: auto;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-card);
    list-style: none;
    padding: 8px 0;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
}

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

.country-menu li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    cursor: pointer;
    font-size: 0.9375rem;
    color: var(--color-text);
    transition: background 0.2s ease;
}

.country-menu li:hover,
.country-menu li[aria-selected="true"] {
    background: var(--color-bg);
    color: var(--color-primary);
}

.country-menu li.divider {
    height: 1px;
    background-color: var(--color-border);
    margin: 4px 0;
    padding: 0;
    cursor: default;
}

.country-menu .text-muted {
    color: var(--color-muted);
    font-size: 0.875rem;
    margin-left: auto;
}

.phone-input-group input {
    flex-grow: 1;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
}
@media (min-width: 500px) {
    .form-row { grid-template-columns: 0.8fr 1.2fr; gap: var(--space-3); }
}

label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 6px;
}

input, select, textarea {
    width: 100%;
    min-height: 48px;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-text);
    background-color: var(--color-bg);
    transition: all 0.2s;
}
textarea { min-height: 80px; resize: vertical; }

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    background-color: var(--color-surface);
    box-shadow: 0 0 0 3px rgba(14, 124, 123, 0.15);
}

.error-msg {
    display: block;
    color: var(--color-error);
    font-size: 0.75rem;
    margin-top: 4px;
    min-height: 18px;
}

.form-group.has-error input, .form-group.has-error select {
    border-color: var(--color-error);
    background-color: #fffafa;
}

.btn-submit { width: 100%; margin-top: var(--space-2); position: relative; }
.btn-submit.loading .btn-text { opacity: 0; }
.btn-submit.loading .btn-loader {
    position: absolute;
    opacity: 1;
    clip: auto; width: 20px; height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.form-feedback { margin-bottom: var(--space-3); font-weight: 500; text-align: center; border-radius: var(--radius-sm); }
.form-feedback.success { background: #e8f5e9; color: var(--color-success); padding: 12px; }
.form-feedback.error { background: #ffebee; color: var(--color-error); padding: 12px; }
.form-feedback.fallback { background: var(--color-bg); color: var(--color-primary); padding: 12px; border: 1px solid var(--color-border); }

/* Sections */
.section { padding: var(--space-12) 0; }

.section-header { max-width: 700px; margin: 0 auto; }
.section-header.text-left { margin: 0; max-width: none; }
.section-header p { margin-top: var(--space-3); font-size: 1.125rem; color: var(--color-muted); }

/* Cards */
.card {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-border);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-soft);
}

.premium-card {
    background: linear-gradient(145deg, #ffffff, #F6FAF9);
    border-left: 4px solid var(--color-secondary);
}

.icon-wrapper {
    width: 48px; height: 48px;
    border-radius: 12px;
    background: #e0f2f1;
    color: var(--color-secondary);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: var(--space-3);
}

/* Risks Grid */
.risks-grid {
    display: grid;
    gap: var(--space-4);
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}
.risk-card h3 { font-size: 1.125rem; margin-bottom: 8px; }
.risk-card p { font-size: 0.9375rem; color: var(--color-muted); }
.highlight-text { font-size: 1.25rem; font-weight: 600; color: var(--color-primary); }

/* Services */
.services-grid {
    display: grid;
    gap: var(--space-4);
    grid-template-columns: 1fr;
    position: relative;
}
@media (min-width: 768px) {
    .services-grid { grid-template-columns: 1fr 1fr; }
}
.service-item {
    display: flex; gap: var(--space-3);
    padding: var(--space-3);
    background: var(--color-surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}
.service-marker {
    width: 24px; height: 24px;
    background: var(--color-accent);
    border: 4px solid var(--color-primary);
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 2px;
}
.service-content h3 { font-size: 1.125rem; margin-bottom: 4px; }
.service-content p { font-size: 0.9375rem; color: var(--color-muted); }

/* Grid 2 Cols */
.grid-2-cols {
    display: grid;
    gap: var(--space-8);
    grid-template-columns: 1fr;
}
@media (min-width: 992px) {
    .grid-2-cols { grid-template-columns: 1fr 1fr; }
}
.align-center { align-items: center; }

/* Audience List */
.audience-list ul {
    display: flex; flex-direction: column; gap: var(--space-3);
}
.audience-list li {
    display: flex; align-items: flex-start; gap: 12px;
    font-size: 1.125rem;
    background: rgba(255,255,255,0.1);
    padding: 16px;
    border-radius: var(--radius-sm);
}
.audience-list svg { width: 24px; height: 24px; color: var(--color-accent); flex-shrink: 0; margin-top: 2px; }

/* Tags */
.tags { display: flex; flex-wrap: wrap; gap: 12px; }
.tag {
    background: var(--color-bg);
    color: var(--color-secondary);
    padding: 6px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.875rem;
    border: 1px solid var(--color-accent);
}

.check-list {
    list-style: none;
    padding: 0;
}
.check-list li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
    color: var(--color-text);
}
.check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: bold;
}

/* Footer */
.footer { padding: var(--space-8) 0 var(--space-4); }
.footer-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-3); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: var(--space-4); }

/* Mobile Sticky CTA */
.mobile-sticky-cta {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: var(--color-surface);
    padding: 12px var(--space-3);
    box-shadow: 0 -4px 12px rgba(0,0,0,0.1);
    z-index: 99;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    display: none;
}
.mobile-sticky-cta.visible { transform: translateY(0); }
@media (max-width: 767px) {
    .mobile-sticky-cta { display: block; }
    .hide-on-mobile { display: none; }
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}
.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }

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

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--color-secondary);
    color: #fff;
    border: none;
    border-radius: 50%;
    box-shadow: var(--shadow-btn);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: #0b6362;
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(14, 124, 123, 0.35);
}

@media (max-width: 767px) {
    .back-to-top {
        bottom: 80px; /* Above the mobile sticky CTA */
        right: 20px;
    }
}