:root {
    /* Colors */
    --color-primary: #0F172A;
    /* Deep Navy */
    --color-secondary: #0EA5E9;
    /* Electric Blue */
    --color-accent: #F59E0B;
    /* Copper/Gold for warmth */
    --color-success: #10B981;
    --color-background: #F8FAFC;
    --color-surface: #FFFFFF;
    --color-text-main: #1E293B;
    --color-text-muted: #64748B;
    --color-border: #E2E8F0;

    /* Typography */
    --font-heading: 'Inter', system-ui, -apple-system, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

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

body {
    font-family: var(--font-body);
    background-color: var(--color-background);
    color: var(--color-text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 2.5rem;
    font-weight: 800;
}

h2 {
    font-size: 2rem;
    font-weight: 700;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

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

ul {
    list-style: none;
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

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

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

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

.text-primary {
    color: var(--color-secondary);
}

.grid {
    display: grid;
    gap: var(--spacing-md);
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }

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

    h1 {
        font-size: 3.5rem;
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--color-secondary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: #0284C7;
    transform: translateY(-1px);
}

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

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

/* Navbar */
.navbar {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-sm) 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--color-primary);
    text-decoration: none;
}

.lang-switch a {
    margin-left: var(--spacing-xs);
    text-decoration: none;
    color: var(--color-text-muted);
    font-weight: 500;
}

.lang-switch a.active {
    color: var(--color-secondary);
}

/* Hero */
.hero {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    background: linear-gradient(rgba(15, 23, 42, 0.7), rgba(15, 23, 42, 0.7)), url('../img/hero.jpg');
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
    color: white;
}

.hero h1 {
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    color: #E2E8F0 !important;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    font-weight: 500;
    color: #CBD5E1;
}

/* Cards */
.card {
    background: var(--color-surface);
    padding: var(--spacing-md);
    border-radius: 1rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: transform 0.2s;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    /* Align text and icon left */
}

.service-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1rem;
    color: var(--color-secondary);
    background: rgba(14, 165, 233, 0.1);
    /* Light blue bg matching secondary */
    padding: 10px;
    border-radius: 12px;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

/* Process Section */
.process-steps {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.process-step {
    position: relative;
    padding: var(--spacing-md);
    background: white;
    border-radius: 1rem;
    border: 1px solid var(--color-border);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    z-index: 2;
}

.process-step:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-secondary);
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--color-secondary);
    color: white;
    font-size: 1.5rem;
    font-weight: 800;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    position: relative;
    z-index: 3;
    box-shadow: 0 0 0 8px rgba(255, 255, 255, 1);
    /* White ring effect */
}

.step-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--color-secondary);
}

/* Connecting line for desktop */
@media (min-width: 768px) {
    .process-steps {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-md);
    }

    .process-steps::before {
        content: '';
        position: absolute;
        top: 50px;
        /* Aligns with center of 60px circle + padding top approx */
        left: 10%;
        width: 80%;
        height: 2px;
        background: #CBD5E1;
        z-index: 1;
    }
}

/* Pricing/Budgets */
.budget-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.price-tag {
    font-weight: 700;
    color: var(--color-primary);
}

/* Forms */
.form-step {
    display: none;
}

.form-step.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-label {
    display: block;
    margin-bottom: 0.25rem;
    font-weight: 500;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    font-family: inherit;
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

/* Footer */
footer {
    background-color: var(--color-primary);
    color: white;
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
}

.footer-link {
    color: #94A3B8;
    text-decoration: none;
}

.footer-link:hover {
    color: white;
}