/* ===== CSS RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
    /* Colors */
    --primary-blue: #1e3a8a;
    --primary-teal: #14b8a6;
    --accent-cyan: #06b6d4;
    --dark-bg: #0f172a;
    --light-bg: #f8fafc;
    --text-dark: #1e293b;
    --text-light: #f1f5f9;
    --text-gray: #64748b;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #1e3a8a 0%, #14b8a6 100%);
    --gradient-hero: linear-gradient(135deg, rgba(30, 58, 138, 0.95) 0%, rgba(20, 184, 166, 0.95) 100%);
    --gradient-card: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);

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

    /* Typography */
    --font-heading: 'Inter', sans-serif;
    --font-body: 'Roboto', sans-serif;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 20px rgba(20, 184, 166, 0.3);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;

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

/* ===== TYPOGRAPHY ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700;800&family=Roboto:wght@300;400;500&display=swap');

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--light-bg);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

/* ===== HEADER & NAVIGATION ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-phone {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-blue);
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.nav-phone:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    overflow: hidden;
    background: url('assets/images/hero_bg.png') center/cover;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    animation: fadeInUp 1s ease;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.hero-tagline {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    font-weight: 500;
    opacity: 0.95;
}

.tagline-separator {
    color: var(--primary-teal);
    font-weight: 700;
}

.hero-phone {
    display: inline-block;
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: var(--text-light);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 700;
    margin-top: var(--spacing-md);
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: var(--transition-normal);
    box-shadow: var(--shadow-lg);
}

.hero-phone:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-4px) scale(1.05);
    box-shadow: var(--shadow-glow);
    border-color: var(--primary-teal);
}

/* ===== SECTION STYLES ===== */
section {
    padding: var(--spacing-xl) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    margin: var(--spacing-sm) auto 0;
    border-radius: 2px;
}

/* ===== SERVICES SECTION ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.service-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-sm);
    display: block;
}

.service-card h3 {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.service-list {
    list-style: none;
    padding: 0;
}

.service-list li {
    padding: var(--spacing-xs) 0;
    color: var(--text-gray);
    font-size: 1.1rem;
    position: relative;
    padding-left: var(--spacing-md);
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-teal);
    font-weight: 700;
    font-size: 1.2rem;
}

/* ===== WHY CHOOSE US SECTION ===== */
.why-choose-us {
    background: var(--gradient-primary);
    color: var(--text-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) auto;
    box-shadow: var(--shadow-lg);
    max-width: 1200px;
}

.why-choose-us .section-title {
    color: var(--text-light);
    -webkit-text-fill-color: var(--text-light);
}

.why-choose-us .section-title::after {
    background: var(--text-light);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.benefit-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-normal);
}

.benefit-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-4px);
}

.benefit-item h3 {
    font-size: 1.4rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-light);
}

.benefit-item p {
    font-size: 1rem;
    opacity: 0.9;
    line-height: 1.6;
}

.company-story {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-top: var(--spacing-md);
}

.company-story h3 {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

.company-story p {
    font-size: 1.1rem;
    line-height: 1.8;
    opacity: 0.95;
}

/* ===== REVIEWS SECTION ===== */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.review-card {
    background: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    position: relative;
}

.review-card::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 20px;
    font-size: 4rem;
    color: var(--primary-teal);
    opacity: 0.2;
    font-family: Georgia, serif;
}

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

.stars {
    color: #fbbf24;
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
}

.review-text {
    font-size: 1rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-sm);
    font-style: italic;
    position: relative;
    z-index: 1;
}

.reviewer-name {
    font-weight: 600;
    color: var(--primary-blue);
    font-size: 1.1rem;
}

.review-images {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    overflow-x: auto;
    padding-bottom: var(--spacing-xs);
}

.review-image-item {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    border: 1px solid #e2e8f0;
    cursor: pointer;
    transition: var(--transition-fast);
}

.review-image-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-sm);
}

/* ===== REVIEW SUBMISSION FORM ===== */
.review-form-container {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-top: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.review-form-title {
    font-size: 2rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: var(--spacing-xs);
}

.review-form-subtitle {
    text-align: center;
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.review-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1rem;
}

/* Star Rating */
.star-rating {
    display: flex;
    gap: var(--spacing-xs);
    font-size: 2.5rem;
    cursor: pointer;
}

.star {
    color: #d1d5db;
    transition: var(--transition-fast);
    user-select: none;
}

.star:hover,
.star.active {
    color: #fbbf24;
    transform: scale(1.1);
}

.star.hovered {
    color: #fbbf24;
}

/* Form Inputs */
.form-group input[type="text"],
.form-group textarea {
    padding: var(--spacing-sm);
    border: 2px solid #e2e8f0;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: white;
}

.form-group input[type="text"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-teal);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Image Upload */
.image-upload-wrapper {
    position: relative;
}

.image-upload-wrapper input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.image-upload-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    border: 2px dashed #cbd5e1;
    border-radius: var(--radius-md);
    background: #f8fafc;
    cursor: pointer;
    transition: var(--transition-fast);
}

.image-upload-label:hover {
    border-color: var(--primary-teal);
    background: #f0fdfa;
}

.upload-icon {
    font-size: 2.5rem;
}

.upload-text {
    color: var(--text-gray);
    font-size: 1rem;
}

.image-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.preview-image-wrapper {
    position: relative;
    border-radius: var(--radius-sm);
    overflow: hidden;
    aspect-ratio: 1;
}

.preview-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.remove-image {
    position: absolute;
    top: 4px;
    right: 4px;
    background: rgba(239, 68, 68, 0.9);
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.remove-image:hover {
    background: rgba(220, 38, 38, 1);
    transform: scale(1.1);
}

/* Submit Button */
.submit-review-btn {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
    margin-top: var(--spacing-sm);
}

.submit-review-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.submit-review-btn:active {
    transform: translateY(0);
}

/* Success Message */
.success-message {
    background: #d1fae5;
    color: #065f46;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    text-align: center;
    font-weight: 500;
    border: 1px solid #6ee7b7;
    margin-top: var(--spacing-sm);
}

/* ===== CONTACT SECTION ===== */
.contact {
    background: var(--light-bg);
    padding: var(--spacing-xl) var(--spacing-md);
}

.contact-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.step {
    text-align: center;
    padding: var(--spacing-md);
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    position: relative;
}

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

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-sm);
    box-shadow: var(--shadow-md);
}

.step h3 {
    font-size: 1.3rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-xs);
}

.step p {
    color: var(--text-gray);
    font-size: 1rem;
}

.contact-info {
    text-align: center;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-info h3 {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-md);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.3rem;
    color: var(--primary-blue);
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    font-weight: 600;
}

.contact-link:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    font-size: 1.5rem;
}

/* ===== FOOTER ===== */
footer {
    background: var(--dark-bg);
    color: var(--text-light);
    text-align: center;
    padding: var(--spacing-md);
}

footer p {
    opacity: 0.8;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.fade-in {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .hero {
        min-height: 80vh;
    }

    .hero-tagline {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .tagline-separator {
        display: none;
    }

    .services-grid,
    .benefits-grid,
    .reviews-grid,
    .contact-steps {
        grid-template-columns: 1fr;
    }

    nav {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

/* ===== UTILITY CLASSES ===== */
.text-center {
    text-align: center;
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}