/* ============================================
   Loulia Portfolio - Main Stylesheet
   Design System + Light Theme
   ============================================ */

/* --- CSS Custom Properties (Light Theme) --- */
:root {
    /* Brand Colors */
    --color-primary: #008fad;
    --color-primary-dark: #007a94;
    --color-primary-light: #00b4d8;
    --color-text: #005c6f;
    --color-text-light: #337a8a;
    --color-heading: #005c6f;

    /* Neutrals */
    --color-white: #ffffff;
    --color-bg: #ffffff;
    --color-bg-alt: #f7f9fa;
    --color-bg-section: #f0f5f7;
    --color-border: #e0e8eb;
    --color-gray: #94a3b8;
    --color-gray-dark: #64748b;
    --color-dark: #1e293b;

    /* Feedback */
    --color-success: #10b981;
    --color-error: #ef4444;
    --color-warning: #f59e0b;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 92, 111, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 92, 111, 0.1);
    --shadow-lg: 0 8px 30px rgba(0, 92, 111, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 92, 111, 0.15);

    /* Typography */
    --font-heading: 'Poppins', 'Tajawal', sans-serif;
    --font-body: 'Tajawal', 'Poppins', sans-serif;
    --font-decorative: 'Amsterdam', cursive, serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;

    /* Sizing */
    --header-height: 72px;
    --container-max: 1200px;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.7;
    overflow-x: hidden;
    cursor: none;
    transition: background-color var(--transition-base), color var(--transition-base);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
    cursor: none;
}

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

ul, ol {
    list-style: none;
}

button, input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    cursor: none;
}

button {
    background: none;
    border: none;
    cursor: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-heading);
    font-weight: 700;
    line-height: 1.3;
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--space-sm);
}

/* --- Layout --- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.section {
    padding: var(--space-3xl) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--space-2xl);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--color-primary);
    margin: var(--space-sm) auto 0;
    border-radius: var(--radius-full);
}

/* --- Header --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    height: var(--header-height);
    transition: background-color var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    text-decoration: none;
    color: var(--color-heading);
    flex-shrink: 0;
}

.logo-img {
    height: 45px;
    width: auto;
    display: block;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: inherit;
}

/* Nav */
.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.nav-link {
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background: rgba(0, 143, 173, 0.06);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    flex-shrink: 0;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    transition: all var(--transition-fast);
    color: var(--color-text);
    text-decoration: none;
    border: 1px solid transparent;
}

.btn-icon:hover {
    background: rgba(0, 143, 173, 0.08);
    color: var(--color-primary);
    border-color: rgba(0, 143, 173, 0.2);
}

.lang-toggle {
    font-family: var(--font-heading);
    letter-spacing: -0.02em;
}

.theme-toggle {
    background: rgba(0, 143, 173, 0.1);
    border: 2px solid var(--color-primary);
}

.theme-toggle:hover {
    background: rgba(0, 143, 173, 0.2);
    transform: scale(1.05);
}

.theme-toggle .icon-dark {
    display: none;
}

[data-theme="dark"] .theme-toggle {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .theme-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .theme-toggle .icon-light {
    display: none;
}

[data-theme="dark"] .theme-toggle .icon-dark {
    display: block;
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
}

.mobile-toggle .icon-close {
    display: none;
}

.mobile-toggle.open .icon-open {
    display: none;
}

.mobile-toggle.open .icon-close {
    display: block;
}

/* Mobile Drawer */
.mobile-drawer {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    z-index: 999;
    padding: var(--space-lg);
    overflow-y: auto;
    transform: translateY(-10px);
    opacity: 0;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.mobile-drawer.open {
    display: block;
    transform: translateY(0);
    opacity: 1;
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.mobile-nav-link {
    display: block;
    padding: var(--space-sm) var(--space-md);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-text);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background: rgba(0, 143, 173, 0.08);
    color: var(--color-primary);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.75rem 1.75rem;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    text-decoration: none;
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

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

.btn-white {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

.btn-white:hover {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
    transform: translateY(-2px);
}

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

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

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.05rem;
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.85rem;
}

/* --- Cards --- */
.card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    transition: all var(--transition-base);
}

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

/* --- Forms --- */
.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    font-size: 0.9rem;
    color: var(--color-heading);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text);
    transition: all var(--transition-fast);
    font-size: 0.95rem;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 143, 173, 0.12);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-error {
    color: var(--color-error);
    font-size: 0.8rem;
    margin-top: 0.25rem;
}

.form-hint {
    color: var(--color-gray);
    font-size: 0.8rem;
    margin-top: 0.25rem;
}

/* Honeypot */
.hp-field {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

/* --- Toast --- */
.toast-container {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

[dir="rtl"] .toast-container {
    right: auto;
    left: var(--space-lg);
}

.toast {
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-white);
    background: var(--color-dark);
    box-shadow: var(--shadow-lg);
    animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
    max-width: 360px;
}

.toast.success { background: var(--color-success); }
.toast.error { background: var(--color-error); }
.toast.info { background: var(--color-primary); }

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

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

/* --- Hero Section --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, #008fad 0%, #005c6f 100%);
    overflow: hidden;
    padding-top: var(--header-height);
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(255,255,255,0.12) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    padding: var(--space-2xl) var(--space-md);
}

.hero-logo {
    width: 100%;
    max-width: 700px;
    height: auto;
    margin: 0 auto var(--space-xl);
    display: block;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.2s forwards;
}

@media (max-width: 768px) {
    .hero-logo {
        max-width: 90%;
    }
}

.hero-headline {
    font-size: clamp(2rem, 6vw, 3.5rem);
    color: var(--color-white);
    font-weight: 700;
    margin-bottom: var(--space-md);
    line-height: 1.2;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.3s forwards;
}

.hero-tagline {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.85);
    margin-bottom: var(--space-xl);
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.5s forwards;
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    justify-content: center;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.7s forwards;
}

.hero .btn {
    opacity: 1;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- About Section --- */
.about-section {
    background: var(--color-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.about-portrait {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    border: 4px solid var(--color-primary);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.about-portrait-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.about-stats {
    display: flex;
    gap: var(--space-xl);
    margin-top: var(--space-lg);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-gray-dark);
    margin-top: 0.25rem;
}

/* --- Featured Works --- */
.featured-section {
    background: var(--color-bg-alt);
}

.swiper-slide .featured-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--color-bg-section);
}

.featured-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.featured-card:hover img {
    transform: scale(1.05);
}

.featured-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,92,111,0.85) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-md);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.featured-card:hover .featured-card-overlay {
    opacity: 1;
}

.featured-card-title {
    color: var(--color-white);
    font-size: 1.1rem;
    font-weight: 600;
}

.featured-card-btn {
    color: rgba(255,255,255,0.8);
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

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

.service-card {
    text-align: center;
    padding: var(--space-2xl) var(--space-lg);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.service-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}

.service-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--space-md);
    background: rgba(0, 143, 173, 0.08);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}

.service-card h3 {
    margin-bottom: var(--space-xs);
}

.service-card p {
    color: var(--color-gray-dark);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* --- Testimonials --- */
.testimonials-section {
    background: var(--color-bg-section);
}

.testimonial-card {
    text-align: center;
    padding: var(--space-xl) var(--space-lg);
}

.testimonial-text {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--color-text);
    margin-bottom: var(--space-md);
    line-height: 1.8;
}

.testimonial-text::before {
    content: '\201C';
    font-size: 3rem;
    color: var(--color-primary);
    line-height: 0;
    vertical-align: -0.5em;
    margin-right: 0.1em;
}

.testimonial-author {
    font-weight: 600;
    color: var(--color-heading);
}

.testimonial-company {
    font-size: 0.85rem;
    color: var(--color-gray);
}

.testimonial-stars {
    color: #fbbf24;
    margin-bottom: var(--space-xs);
    letter-spacing: 2px;
}

/* --- Portfolio --- */
.portfolio-filter {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    justify-content: center;
    margin-bottom: var(--space-lg);
}

.filter-btn {
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    background: var(--color-bg-alt);
    color: var(--color-text);
    border: 1.5px solid var(--color-border);
    transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.portfolio-search {
    max-width: 400px;
    margin: 0 auto var(--space-xl);
    position: relative;
}

.portfolio-search .form-input {
    padding-left: 2.75rem;
    padding-right: 2.75rem;
    border-radius: var(--radius-full);
}

[dir="rtl"] .portfolio-search .form-input {
    padding-left: 2.75rem;
    padding-right: 2.75rem;
}

.portfolio-search .search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-gray);
    pointer-events: none;
}

[dir="rtl"] .portfolio-search .search-icon {
    left: auto;
    right: 1rem;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
}

.portfolio-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-bg-alt);
    aspect-ratio: 1;
    cursor: none;
}

.portfolio-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.portfolio-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,92,111,0.9) 0%, rgba(0,92,111,0.2) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-md);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.portfolio-card:hover .portfolio-card-overlay {
    opacity: 1;
}

.portfolio-card-title {
    color: var(--color-white);
    font-weight: 600;
    font-size: 1rem;
}

.portfolio-card-category {
    color: rgba(255,255,255,0.7);
    font-size: 0.8rem;
}

/* Lightbox */
.lightbox-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(0,0,0,0.9);
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
}

.lightbox-overlay.active {
    display: flex;
}

.lightbox-content {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.lightbox-close {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
}

[dir="rtl"] .lightbox-close {
    right: auto;
    left: var(--space-sm);
}

.lightbox-close:hover {
    background: var(--color-error);
    color: var(--color-white);
}

.lightbox-gallery {
    position: relative;
    aspect-ratio: 16/10;
    background: var(--color-dark);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    overflow: hidden;
}

.lightbox-gallery img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-dark);
    transition: all var(--transition-fast);
}

.lightbox-nav:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.lightbox-prev { left: var(--space-sm); }
.lightbox-next { right: var(--space-sm); }

.lightbox-info {
    padding: var(--space-lg);
}

.lightbox-colors {
    display: flex;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
}

.color-chip {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    border: 2px solid var(--color-border);
    cursor: none;
    transition: transform var(--transition-fast);
}

.color-chip:hover {
    transform: scale(1.2);
}

/* --- Color Tool --- */
.color-tool-subtitle {
    font-family: var(--font-decorative);
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    text-align: center;
    color: var(--color-gray-dark);
    margin-bottom: var(--space-2xl);
    font-weight: 400;
}

.color-picker-area {
    display: flex;
    gap: var(--space-lg);
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.color-picker-input {
    width: 80px;
    height: 80px;
    border: none;
    border-radius: var(--radius-md);
    cursor: none;
    padding: 0;
    overflow: hidden;
}

.color-picker-input::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-picker-input::-webkit-color-swatch {
    border: none;
    border-radius: var(--radius-md);
}

.hex-input-group {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.hex-input-group .form-input {
    width: 140px;
    text-align: center;
    font-family: monospace;
    font-size: 1.1rem;
    text-transform: uppercase;
}

.harmony-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    justify-content: center;
    margin-bottom: var(--space-xl);
}

.harmony-tab {
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    background: var(--color-bg-alt);
    color: var(--color-text);
    border: 1.5px solid var(--color-border);
    transition: all var(--transition-fast);
}

.harmony-tab:hover,
.harmony-tab.active {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.color-swatches {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.swatch {
    text-align: center;
    cursor: none;
    transition: transform var(--transition-fast);
}

.swatch:hover {
    transform: scale(1.05);
}

.swatch-color {
    height: 80px;
    border-radius: var(--radius-md);
    border: 2px solid var(--color-border);
    margin-bottom: var(--space-xs);
    position: relative;
}

.swatch-color .copy-btn {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.3);
    color: white;
    opacity: 0;
    transition: opacity var(--transition-fast);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: 600;
}

.swatch-color:hover .copy-btn {
    opacity: 1;
}

.swatch-hex {
    font-family: monospace;
    font-size: 0.8rem;
    color: var(--color-gray-dark);
}

.preview-area {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.preview-box {
    padding: var(--space-xl);
    border-radius: var(--radius-md);
    text-align: center;
}

.preview-box.on-white {
    background: #ffffff;
    border: 1px solid var(--color-border);
}

.preview-box.on-dark {
    background: #333333;
    color: #ffffff;
}

.preview-swatch-inline {
    display: inline-block;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    margin: var(--space-xs);
    border: 2px solid rgba(128,128,128,0.3);
}

/* --- Packages --- */
.packages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    align-items: start;
}

.package-card {
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl) var(--space-lg);
    text-align: center;
    position: relative;
    transition: all var(--transition-base);
}

.package-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

.package-card.popular {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.package-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-white);
    padding: 0.25rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.package-name {
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
}

.package-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.package-desc {
    color: var(--color-gray-dark);
    font-size: 0.9rem;
    margin-bottom: var(--space-lg);
}

.package-features {
    text-align: start;
    margin-bottom: var(--space-xl);
}

.package-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.package-features li::before {
    content: '✓';
    color: var(--color-primary);
    font-weight: 700;
    flex-shrink: 0;
}

.package-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--color-gray);
    margin-bottom: var(--space-lg);
    padding-top: var(--space-sm);
}

.special-strip {
    background: var(--color-bg-section);
    padding: var(--space-2xl) 0;
    text-align: center;
    margin-top: var(--space-3xl);
}

.special-strip h3 {
    margin-bottom: var(--space-xs);
}

.special-strip p {
    color: var(--color-gray-dark);
    margin-bottom: var(--space-lg);
}

/* --- Quotation Multi-Step Form --- */
.quotation-progress {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-2xl);
    position: relative;
}

.quotation-progress::before {
    content: '';
    position: absolute;
    top: 16px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-border);
    z-index: 0;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
    flex: 1;
}

.progress-dot {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-gray);
    transition: all var(--transition-base);
    margin-bottom: var(--space-xs);
}

.progress-step.active .progress-dot,
.progress-step.completed .progress-dot {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.progress-label {
    font-size: 0.7rem;
    color: var(--color-gray);
    text-align: center;
    max-width: 80px;
}

.progress-step.active .progress-label {
    color: var(--color-primary);
    font-weight: 600;
}

.form-step {
    display: none;
}

.form-step.active {
    display: block;
    animation: fadeInUp 0.4s ease;
}

.step-actions {
    display: flex;
    justify-content: space-between;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

/* Drag & Drop Zone */
.dropzone {
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-2xl);
    text-align: center;
    transition: all var(--transition-fast);
    cursor: none;
}

.dropzone:hover,
.dropzone.dragover {
    border-color: var(--color-primary);
    background: rgba(0, 143, 173, 0.04);
}

.dropzone-icon {
    color: var(--color-gray);
    margin-bottom: var(--space-sm);
}

.dropzone-text {
    color: var(--color-gray-dark);
    font-size: 0.95rem;
}

.dropzone-hint {
    color: var(--color-gray);
    font-size: 0.8rem;
    margin-top: var(--space-xs);
}

/* Smaller dropzone variant for branding step */
.dropzone-sm {
    padding: var(--space-lg);
}

/* Radio group styling */
.radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

/* Logo Type Selection Grid */
.logo-type-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-sm);
}

.logo-type-card {
    cursor: pointer;
    display: block;
}

.logo-type-card input[type="radio"] {
    display: none;
}

.logo-type-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
    background: var(--color-bg-alt);
    gap: var(--space-sm);
}

.logo-type-content:hover {
    border-color: var(--color-primary);
    background: rgba(0, 143, 173, 0.04);
}

.logo-type-card input[type="radio"]:checked + .logo-type-content {
    border-color: var(--color-primary);
    background: rgba(0, 143, 173, 0.08);
    box-shadow: 0 0 0 3px rgba(0, 143, 173, 0.15);
}

.logo-type-images {
    display: flex;
    gap: var(--space-xs);
    justify-content: center;
    align-items: center;
    width: 100%;
}

.logo-type-images img {
    width: 60px;
    height: 48px;
    object-fit: contain;
    border-radius: var(--radius-sm);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    padding: 4px;
}

.logo-type-content strong {
    font-size: 1rem;
    color: var(--color-heading);
}

.logo-type-content small {
    font-size: 0.75rem;
    color: var(--color-gray);
    line-height: 1.3;
}

@media (max-width: 520px) {
    .logo-type-grid {
        grid-template-columns: 1fr;
    }
}

.file-list {
    margin-top: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.file-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
}

.file-item-remove {
    color: var(--color-error);
    margin-left: auto;
}

[dir="rtl"] .file-item-remove {
    margin-left: 0;
    margin-right: auto;
}

/* Budget Slider */
.budget-slider {
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    border-radius: var(--radius-full);
    background: var(--color-border);
    outline: none;
    transition: background var(--transition-fast);
}

.budget-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: none;
    border: 3px solid var(--color-white);
    box-shadow: var(--shadow-sm);
}

.budget-value {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-top: var(--space-xs);
}

/* Checkbox */
.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.5rem 1rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    cursor: none;
    transition: all var(--transition-fast);
}

.checkbox-label:hover {
    border-color: var(--color-primary);
}

.checkbox-label input:checked + span {
    color: var(--color-primary);
    font-weight: 600;
}

.checkbox-label:has(input:checked) {
    border-color: var(--color-primary);
    background: rgba(0, 143, 173, 0.06);
}

/* Review Summary */
.review-section {
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-bottom: var(--space-md);
}

.review-section h4 {
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.review-edit {
    font-size: 0.8rem;
    color: var(--color-primary);
    font-weight: 500;
}

.review-row {
    display: flex;
    justify-content: space-between;
    padding: 0.4rem 0;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--color-border);
}

.review-label {
    color: var(--color-gray-dark);
}

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

.contact-info-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    transition: all var(--transition-fast);
}

.contact-info-card:hover {
    background: rgba(0, 143, 173, 0.06);
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(0, 143, 173, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    flex-shrink: 0;
}

/* --- Thank You Page --- */
.thank-you-section {
    text-align: center;
    padding: var(--space-3xl) 0;
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.thank-you-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-success);
    margin: 0 auto var(--space-lg);
}

.tips-list {
    text-align: start;
    max-width: 400px;
    margin: var(--space-lg) auto;
}

.tips-list li {
    padding: var(--space-xs) 0;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.95rem;
}

.tips-list li::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-primary);
    flex-shrink: 0;
}

/* --- 404 Page --- */
.page-404 {
    text-align: center;
    padding: var(--space-3xl) 0;
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.page-404 h1 {
    font-size: 6rem;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-sm);
}

/* --- Scroll Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

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

    .packages-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
    .services-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
}

@media (max-width: 768px) {
    /* Improve touch targets and spacing */
    .btn {
        min-height: 48px;
        padding: 0.875rem 1.75rem;
    }

    .btn-icon {
        width: 48px;
        height: 48px;
    }

    .nav-link {
        padding: var(--space-sm) var(--space-md);
    }

    /* Hero section mobile */
    .hero {
        min-height: 80vh;
    }

    .hero-headline {
        font-size: clamp(1.75rem, 5vw, 2.5rem);
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    /* About section */
    .about-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-portrait {
        margin: 0 auto;
        width: 180px;
        height: 180px;
    }

    .about-stats {
        justify-content: center;
    }

    /* Footer mobile */
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-xl);
    }

    .social-icons {
        justify-content: center;
    }

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

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

    .quotation-progress {
        overflow-x: auto;
        padding-bottom: var(--space-sm);
    }

    .progress-label { display: none; }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .hero-headline { font-size: 1.75rem; }

    .about-stats {
        flex-direction: column;
        gap: var(--space-sm);
    }

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

    .color-swatches {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .step-actions .btn {
        width: 100%;
    }
}

/* --- Footer --- */
.site-footer {
    background: var(--color-dark);
    color: rgba(255,255,255,0.7);
    padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-xl);
}

.site-footer .logo-text {
    color: var(--color-white);
    font-size: 1.3rem;
}

.footer-tagline {
    color: rgba(255,255,255,0.5);
    margin-top: var(--space-xs);
    font-size: 0.9rem;
}

.site-footer h4 {
    color: var(--color-white);
    margin-bottom: var(--space-sm);
    font-size: 1rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.footer-links a {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary-light);
}

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

.social-link {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.15);
    color: rgba(255,255,255,0.9);
    transition: all var(--transition-fast);
    border: 1px solid rgba(255,255,255,0.2);
}

.social-link:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 143, 173, 0.3);
}

@media (max-width: 768px) {
    .social-link {
        width: 56px;
        height: 56px;
    }
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: var(--space-lg);
    text-align: center;
    font-size: 0.85rem;
}

/* --- Swiper customizations --- */
.swiper-pagination-bullet {
    background: var(--color-primary);
}

.swiper-button-prev,
.swiper-button-next {
    color: var(--color-primary);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
}