/* Custom Properties */
:root {
    --color-bg: #f9fafb;
    --color-surface: #ffffff;
    --color-text: #111827;
    --color-text-muted: #4b5563;
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-border: #e5e7eb;
    --color-glass-bg: rgba(255, 255, 255, 0.7);
    --color-glass-border: rgba(255, 255, 255, 0.2);
    --color-shadow: rgba(0, 0, 0, 0.05);
    --font-family: 'Outfit', sans-serif;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --container-width: 1200px;
    --spacing-1: 0.5rem;
    --spacing-2: 1rem;
    --spacing-3: 1.5rem;
    --spacing-4: 2rem;
    --spacing-6: 3rem;
    --spacing-8: 4rem;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body.dark-theme {
    --color-bg: #0f172a;
    --color-surface: #1e293b;
    --color-text: #f8fafc;
    --color-text-muted: #94a3b8;
    --color-primary: #3b82f6;
    --color-primary-hover: #60a5fa;
    --color-border: #334155;
    --color-glass-bg: rgba(30, 41, 59, 0.7);
    --color-glass-border: rgba(255, 255, 255, 0.05);
    --color-shadow: rgba(0, 0, 0, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Container & Sections */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

.section {
    padding: var(--spacing-8) 0;
}

.bg-surface {
    background-color: var(--color-surface);
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-6);
}

/* Typography */
a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-primary-hover);
}

/* Glassmorphism */
.glassmorphism {
    background: var(--color-glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-glass-border);
    box-shadow: 0 8px 32px 0 var(--color-shadow);
}

/* Cards */
.card {
    background-color: var(--color-surface);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-4);
    box-shadow: 0 4px 6px -1px var(--color-shadow), 0 2px 4px -1px var(--color-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px var(--color-shadow), 0 4px 6px -2px var(--color-shadow);
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    text-align: center;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.75rem;
    font-weight: 600;
    font-size: 1rem;
    font-family: var(--font-family);
    border-radius: var(--border-radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--color-glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-glass-border);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--color-text);
}

.logo-icon {
    font-size: 1.3rem;
}

.logo:hover {
    color: var(--color-primary);
}

.nav {
    display: flex;
    gap: var(--spacing-3);
}

.nav a {
    color: var(--color-text);
    font-weight: 500;
}

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

.controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-icon {
    background: transparent;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    transition: transform 0.2s ease;
    padding: 4px;
}

.btn-icon:hover {
    transform: scale(1.1);
}

/* Burger Button */
.burger-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 6px;
    z-index: 1100;
}

.burger-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    z-index: 999;
    padding: var(--spacing-4);
}

.mobile-menu.open {
    display: flex;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    width: 100%;
}

.mobile-nav a {
    display: block;
    padding: var(--spacing-2) 0;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 70px;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 650px;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: var(--spacing-2);
}

.hero-sub {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-2);
    color: var(--color-text-muted);
    font-weight: 500;
}

.hero p {
    font-size: 1.05rem;
    margin-bottom: var(--spacing-3);
    color: var(--color-text-muted);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-2);
    flex-wrap: wrap;
}

.hero-bg {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1;
    background-image: url('/assets/images/hero_bg.png');
    background-size: cover;
    background-position: center right;
    opacity: 0.2;
}

body.dark-theme .hero-bg {
    opacity: 0.08;
}

/* Grid */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-4);
}

.timeline-card {
    text-align: center;
}

.timeline-card h3 {
    margin-bottom: var(--spacing-1);
    color: var(--color-primary);
}

/* Forms & Input */
.input-group,
.form-group {
    margin-bottom: var(--spacing-3);
    text-align: left;
}

label {
    display: block;
    margin-bottom: var(--spacing-1);
    font-weight: 500;
}

input {
    width: 100%;
    padding: var(--spacing-2);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    background-color: var(--color-surface);
    color: var(--color-text);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: var(--transition);
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    background-color: var(--color-surface);
    color: var(--color-text);
    font-family: inherit;
    font-size: 1rem;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%23666'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
}

input[type="date"] {
    cursor: pointer;
}

.readonly-input {
    background-color: var(--color-bg) !important;
    cursor: not-allowed;
    font-weight: 700;
    color: var(--color-primary);
}

.form-row {
    display: flex;
    gap: var(--spacing-3);
}

.form-row>* {
    flex: 1;
}

.error-msg {
    color: #ef4444;
    font-size: 0.8rem;
    display: none;
    margin-top: 0.25rem;
}

.input-invalid {
    border-color: #ef4444 !important;
}

.autocomplete-wrapper {
    position: relative;
    width: 100%;
}

.autocomplete-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-bg);
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius-md);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    max-height: 250px;
    overflow-y: auto;
    list-style: none;
    padding: 0;
    margin: 8px 0 0 0;
    display: none;
}

.autocomplete-list.active {
    display: block;
}

.autocomplete-header {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-primary);
    background-color: var(--color-surface);
    border-bottom: 2px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 10;
    pointer-events: none;
}

.autocomplete-item {
    padding: 0.85rem 1rem;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
    transition: background-color 0.2s;
}

.autocomplete-item:last-child {
    border-bottom: none;
}

.autocomplete-item:hover,
.autocomplete-item.focused {
    background-color: var(--color-primary);
    color: white;
}

button:disabled {
    opacity: 0.5 !important;
    cursor: not-allowed !important;
    pointer-events: none;
}

/* Calculator */
.calc-wrapper {
    max-width: 500px;
    margin: 0 auto;
}

.calc-output {
    margin: var(--spacing-4) 0;
    text-align: center;
}

.price-display {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.tax-note {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Lang Switcher */
.lang-switcher {
    display: flex;
    background: var(--color-border);
    border-radius: var(--border-radius-sm);
    padding: 2px;
}

.lang-btn {
    background: transparent;
    border: none;
    padding: 4px 10px;
    cursor: pointer;
    font-family: var(--font-family);
    font-weight: 600;
    font-size: 0.85rem;
    border-radius: 6px;
    color: var(--color-text-muted);
    transition: var(--transition);
}

.lang-btn.active {
    background: var(--color-surface);
    color: var(--color-text);
    box-shadow: 0 1px 3px var(--color-shadow);
}

/* FAQ Section */
.faq-item {
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
}

.faq-item summary {
    padding: var(--spacing-3) var(--spacing-2);
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color 0.2s ease;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--color-primary);
    transition: transform 0.3s ease;
    flex-shrink: 0;
    margin-left: var(--spacing-2);
}

.faq-item[open] summary::after {
    content: '−';
}

.faq-item summary:hover {
    color: var(--color-primary);
}

.faq-item p {
    padding: 0 var(--spacing-2) var(--spacing-3);
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* Footer */
.footer {
    padding: var(--spacing-4) 0 var(--spacing-2);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.copyright {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-2);
}

.footer-credit {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    opacity: 0.7;
}

.footer-credit a {
    color: var(--color-text-muted);
    text-decoration: underline;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: var(--spacing-4);
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    max-width: 550px;
    width: calc(100% - var(--spacing-4) * 2);
    padding: var(--spacing-3);
    border-radius: var(--border-radius-md);
    background-color: var(--color-surface);
    box-shadow: 0 20px 25px -5px var(--color-shadow), 0 10px 10px -5px var(--color-shadow);
    border: 1px solid var(--color-border);
}

.cookie-banner.hidden {
    display: none;
}

.cookie-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    justify-content: space-between;
}

.cookie-content p {
    font-size: 0.9rem;
}

/* ========= RESPONSIVE ========= */
@media (max-width: 768px) {
    .nav {
        display: none;
    }

    .burger-btn {
        display: flex;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero-sub {
        font-size: 1rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
        text-align: center;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .header-inner {
        height: 60px;
    }

    .hero {
        padding-top: 60px;
    }

    .mobile-menu {
        top: 60px;
    }
}

@media (max-width: 640px) {
    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }

    .grid {
        grid-template-columns: 1fr;
    }
}

/* ========= LOGO IMAGE ========= */
.logo-img {
    height: 36px;
    width: 36px;
    object-fit: contain;
    border-radius: 4px;
}

/* ========= SPLIT BLOCKS ========= */
.split-block {
    display: flex;
    align-items: center;
    gap: var(--spacing-6);
}

.split-block.reverse {
    flex-direction: row-reverse;
}

.split-text {
    flex: 1;
}

.split-text h2 {
    margin-bottom: var(--spacing-2);
}

.split-text p {
    color: var(--color-text-muted);
    line-height: 1.8;
}

.split-img {
    flex: 1;
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.split-img img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    display: block;
}

@media (max-width: 768px) {

    .split-block,
    .split-block.reverse {
        flex-direction: column;
    }

    .split-img img {
        height: 240px;
    }
}

/* ========= CAROUSEL ========= */
.carousel {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-md);
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}

.carousel-slide {
    flex: 0 0 100%;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.carousel-slide img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    display: block;
}

.carousel-caption {
    text-align: center;
    padding: var(--spacing-2) 0;
    color: var(--color-text-muted);
    font-weight: 500;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--color-glass-bg);
    backdrop-filter: blur(4px);
    border: 1px solid var(--color-glass-border);
    color: var(--color-text);
    font-size: 1.5rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
}

.carousel-btn:hover {
    background: var(--color-primary);
    color: #fff;
}

.carousel-prev {
    left: 12px;
}

.carousel-next {
    right: 12px;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: var(--spacing-2) 0;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-border);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.carousel-dot.active {
    background: var(--color-primary);
    transform: scale(1.2);
}

/* Reviews track shows 1 review at a time */
.reviews-track .carousel-slide {
    flex: 0 0 100%;
    width: 100%;
    max-width: 100%;
    padding: var(--spacing-4) 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}

.review-card {
    text-align: center;
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
    overflow-wrap: break-word;
    word-wrap: break-word;
    padding: var(--spacing-4) var(--spacing-3);
    box-sizing: border-box;
    overflow: hidden;
}

.review-card:hover {
    transform: none;
}

.stars {
    color: #f59e0b;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-2);
    letter-spacing: 4px;
}

.review-text {
    font-style: italic;
    line-height: 1.8;
    margin-bottom: var(--spacing-3);
    color: var(--color-text-muted);
    font-size: 1.05rem;
}

.review-name {
    font-weight: 700;
    color: var(--color-text);
}

@media (max-width: 768px) {
    .carousel-slide img {
        height: 260px;
    }

    .carousel-btn {
        width: 36px;
        height: 36px;
        font-size: 1.1rem;
    }

    .reviews-track .carousel-slide {
        padding: var(--spacing-2) 48px;
    }

    .review-card {
        padding: var(--spacing-3) var(--spacing-2);
    }

    .review-text {
        font-size: 0.95rem;
    }

    .stars {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .reviews-track .carousel-slide {
        padding: var(--spacing-2) 40px;
    }

    .carousel-btn {
        width: 28px;
        height: 28px;
        font-size: 0.85rem;
    }

    .carousel-prev {
        left: 2px;
    }

    .carousel-next {
        right: 2px;
    }

    .review-card {
        padding: var(--spacing-3) var(--spacing-1);
    }

    .review-text {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .stars {
        font-size: 1.1rem;
        letter-spacing: 2px;
    }
}

/* ========= HERO DESC ========= */
.hero-desc {
    font-size: 1.05rem;
    margin-bottom: var(--spacing-3);
    color: var(--color-text-muted);
}

/* ========= TEXT CENTER =========*/
.text-center {
    text-align: center;
}