/**
 * Turkey eVisa - Main Stylesheet
 * Premium, modern design with trust-focused styling
 */

:root {
    --primary-color: #0D4D92;
    --secondary-color: #0A7DDB;
    --accent-color: #18A957;
    --light-bg: #F7F9FC;
    --dark-text: #1F2937;
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Typography */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-text);
    background-color: #ffffff;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--dark-text);
    margin-bottom: 1rem;
    line-height: 1.3;
}

h1 {
    font-size: 3rem;
    font-weight: 800;
}

h2 {
    font-size: 2.2rem;
    font-weight: 700;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

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

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

/* Accessibility - Skip link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Header Styling */
.header {
    background: linear-gradient(to right, #ffffff, #F7F9FC);
    border-bottom: 1px solid #e5e7eb;
    transition: var(--transition);
}

.header.sticky-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.navbar {
    padding: 1rem 0;
}

.navbar-brand {
    transition: var(--transition);
}

.navbar-brand:hover {
    transform: translateY(-2px);
}

.logo-text {
    font-family: 'Poppins', sans-serif;
}

.nav-link {
    font-weight: 500;
    color: var(--dark-text) !important;
    position: relative;
    transition: var(--transition);
    margin: 0 8px;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 100%;
}

/* Apply Now Button */
.btn-apply {
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(13, 77, 146, 0.3);
}

.btn-apply:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(13, 77, 146, 0.4);
    color: white !important;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #054ba3 50%, var(--secondary-color) 100%);
    color: white;
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(100px, -100px);
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-100px, 100px);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    max-width: 600px;
}

.hero-image {
    position: relative;
    z-index: 1;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Section Styling */
.section {
    padding: 80px 0;
    position: relative;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-title p {
    font-size: 1.1rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

.section-alt {
    background-color: var(--light-bg);
}

/* Cards */
.card {
    border: none;
    border-radius: 12px;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    height: 100%;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.card-body {
    padding: 2rem;
}

.card-title {
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.card-text {
    color: #6b7280;
    line-height: 1.8;
}

/* Buttons */
.btn {
    border-radius: 8px;
    font-weight: 600;
    padding: 12px 28px;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 4px 15px rgba(13, 77, 146, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0a3d7a, #0968c8);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(13, 77, 146, 0.4);
}

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

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

.btn-secondary {
    background-color: var(--accent-color);
    color: white;
}

.btn-secondary:hover {
    background-color: #148a4a;
    color: white;
}

/* Process Steps */
.process-step {
    text-align: center;
    position: relative;
    padding: 2rem 1rem;
}

.process-step::after {
    content: '';
    position: absolute;
    top: 60px;
    left: 50%;
    width: 2px;
    height: 80px;
    background: linear-gradient(to bottom, var(--secondary-color), transparent);
    transform: translateX(-50%);
}

.process-step:last-child::after {
    display: none;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1rem;
    box-shadow: 0 4px 15px rgba(13, 77, 146, 0.3);
}

.step-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.step-description {
    color: #6b7280;
    font-size: 0.95rem;
}

/* FAQ Accordion */
.accordion {
    border: none;
    background-color: transparent;
}

.accordion-item {
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: var(--transition);
}

.accordion-item:hover {
    border-color: var(--secondary-color);
    box-shadow: 0 4px 12px rgba(10, 125, 219, 0.1);
}

.accordion-button {
    background-color: var(--light-bg);
    color: var(--primary-color);
    font-weight: 600;
    border: none;
    padding: 1.25rem;
    box-shadow: none;
}

.accordion-button:not(.collapsed) {
    background-color: var(--light-bg);
    color: var(--primary-color);
    box-shadow: none;
}

.accordion-button::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230D4D92'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.accordion-body {
    background-color: white;
    color: #6b7280;
    padding: 1.5rem;
    border-top: 1px solid #e5e7eb;
    line-height: 1.8;
}

/* Testimonials */
.testimonial-card {
    background-color: white;
    border-left: 4px solid var(--accent-color);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.testimonial-card:hover {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
    transform: translateY(-4px);
}

.testimonial-stars {
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.testimonial-text {
    font-style: italic;
    color: #6b7280;
    margin-bottom: 1rem;
    line-height: 1.8;
}

.testimonial-author {
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.testimonial-role {
    font-size: 0.9rem;
    color: #9ca3af;
}

/* Statistics Counter */
.stat-item {
    text-align: center;
    padding: 2rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #6b7280;
    font-size: 1rem;
    font-weight: 500;
}

/* Form Styling */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    display: block;
}

.form-control {
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 1rem;
    transition: var(--transition);
    background-color: #ffffff;
}

.form-control:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(10, 125, 219, 0.1);
    background-color: #ffffff;
}

.form-control::placeholder {
    color: #9ca3af;
}

.form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid #e5e7eb;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

.form-check-input:checked {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
}

.form-check-input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(24, 169, 87, 0.1);
}

/* Badge Styling */
.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.85rem;
}

.badge-success {
    background-color: #d1fae5;
    color: #047857;
}

.badge-info {
    background-color: #dbeafe;
    color: #1e40af;
}

.badge-warning {
    background-color: #fef3c7;
    color: #b45309;
}

/* List Styling */
.list-icon-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    align-items: flex-start;
}

.list-icon {
    color: var(--accent-color);
    flex-shrink: 0;
    margin-top: 0.25rem;
    font-size: 1.2rem;
}

.list-content {
    flex: 1;
    color: #6b7280;
}

.list-content strong {
    color: var(--dark-text);
}

/* Feature Grid */
.feature-item {
    padding: 2rem;
    text-align: center;
    border-radius: 12px;
    transition: var(--transition);
}

.feature-item:hover {
    background-color: var(--light-bg);
    transform: translateY(-4px);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.feature-title {
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.feature-desc {
    color: #6b7280;
    font-size: 0.95rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #054ba3 50%, var(--secondary-color) 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
    border-radius: 16px;
    margin: 60px 0;
}

.cta-title {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.cta-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Sticky CTA */
.sticky-cta {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999;
    display: none;
}

.sticky-cta.show {
    display: block;
    animation: slideInUp 0.3s ease-out;
}

.sticky-cta-btn {
    background: linear-gradient(135deg, var(--accent-color), #15a34a);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(24, 169, 87, 0.3);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 10px;
}

.sticky-cta-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(24, 169, 87, 0.4);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(13, 77, 146, 0.3);
    transition: var(--transition);
    z-index: 998;
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(13, 77, 146, 0.4);
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Alert Messages */
.alert {
    border: none;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #d1fae5;
    color: #047857;
    border-left: 4px solid #059669;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border-left: 4px solid #dc2626;
}

.alert-info {
    background-color: #dbeafe;
    color: #1e40af;
    border-left: 4px solid #2563eb;
}

.alert-warning {
    background-color: #fef3c7;
    color: #b45309;
    border-left: 4px solid #f59e0b;
}

/* Container and Grid */
.container-fluid {
    max-width: 1400px;
    margin: 0 auto;
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.shadow-lg-custom {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.text-muted {
    color: #9ca3af;
}

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

.text-start {
    text-align: left;
}

.text-end {
    text-align: right;
}

/* Lazy Loading Placeholder */
.lazy-placeholder {
    background: linear-gradient(90deg, #f3f4f6 25%, #e5e7eb 50%, #f3f4f6 75%);
    background-size: 200% 100%;
    animation: loading 2s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .back-to-top,
    .sticky-cta {
        display: none !important;
    }
    
    body {
        background-color: white;
        color: black;
    }
}