@tailwind base;
@tailwind components;
@tailwind utilities;

/* ============================================
   GOLDEN STONE DESIGN SYSTEM
   ============================================ */

:root {
    /* Primary Brand Colors - Professional Blue */
    --primary: #2b5ac2;
    --primary-dark: #1e3f8a;
    --primary-light: #5a7fd4;

    /* Secondary - Dark for text */
    --secondary: #1a1a1a;

    /* Accent - Vibrant Orange for CTAs */
    --accent-orange: #ff6b35;
    --accent-orange-dark: #e55a28;

    /* Backgrounds */
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --accent: #f0f4ff;

    /* Text Colors */
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-muted: #999999;

    /* Utility Colors */
    --border-color: #e0e0e0;
    --success: #27ae60;
    --warning: #f39c12;
    --danger: #e74c3c;
    --light: #f5f5f5;
    --dark: #2c2c2c;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 5px 15px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 15px 35px rgba(0, 0, 0, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Lato", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

h1 {
    font-size: 3rem;
    letter-spacing: -0.5px;
}

h2 {
    font-size: 2.2rem;
}

h3 {
    font-size: 1.6rem;
}

h4 {
    font-size: 1.3rem;
}

p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* ============================================
   BUTTONS & FORMS
   ============================================ */

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    text-decoration: none;
    font-family: inherit;
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background: linear-gradient(
        135deg,
        var(--primary) 0%,
        var(--primary-dark) 100%
    );
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, var(--primary-dark) 0%, #134aa8 100%);
}

.btn-secondary {
    background: var(--accent-orange);
    color: #fff;
}

.btn-secondary:hover {
    background: var(--accent-orange-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
    background: var(--accent);
}

input[type="text"],
input[type="email"],
input[type="phone"],
textarea,
select {
    width: 100%;
    padding: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.95rem;
    transition:
        border-color 0.3s ease,
        box-shadow 0.3s ease;
    background: var(--bg-white);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(43, 90, 194, 0.1);
}

/* ============================================
   UTILITIES
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.section-padding {
    padding: 4rem 0;
}

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

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

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

.gradient-text {
    background: linear-gradient(
        135deg,
        var(--primary) 0%,
        var(--primary-dark) 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-lg {
    box-shadow: var(--shadow-lg);
}

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

.shadow-sm {
    box-shadow: var(--shadow-sm);
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-down {
    animation: fadeInDown 0.6s ease-out;
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

.animate-scale-in {
    animation: scaleIn 0.4s ease-out;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    h1 {
        font-size: 2.2rem;
    }

    h2 {
        font-size: 1.6rem;
    }

    h3 {
        font-size: 1.3rem;
    }

    .section-padding {
        padding: 3rem 0;
    }

    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.3rem;
    }

    h3 {
        font-size: 1.1rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }

    .section-padding {
        padding: 2rem 0;
    }
}