/* DBNR.ai Shared Styles
 * Version: 1.0.0
 * Last Updated: 2026-01-28
 */

/* ========================================
   CSS Reset & Variables
   ======================================== */

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

:root {
    /* Brand Colors */
    --primary-color: #60a5fa;
    --secondary-color: #3b82f6;
    --accent-color: #fbbf24;

    /* Text Colors */
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-muted: #9ca3af;

    /* Background Colors */
    --background: #0f172a;
    --background-alt: #1e293b;
    --background-card: #334155;

    /* Other Colors */
    --border: #475569;
    --success: #22c55e;
    --code-bg: #1e293b;

    /* Fonts */
    --typewriter-font: 'Courier Prime', monospace;
    --modern-font: 'Inter', sans-serif;
    --mono-font: 'Courier Prime', 'Consolas', monospace;
}

body {
    font-family: var(--modern-font);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background);
    min-height: 100vh;
}

/* ========================================
   Layout
   ======================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

/* ========================================
   Header & Navigation
   ======================================== */

header {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo img {
    height: 40px;
    width: auto;
    transition: opacity 0.3s;
}

.logo img:hover {
    opacity: 0.8;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-btn .bar {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 5px 0;
    transition: all 0.3s;
    border-radius: 2px;
}

.mobile-menu-btn.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.mobile-menu-btn.active .bar:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* ========================================
   Buttons
   ======================================== */

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(96, 165, 250, 0.3);
    border: none;
    cursor: pointer;
    font-family: var(--modern-font);
}

.cta-button:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(96, 165, 250, 0.4);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s;
    font-size: 0.9rem;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(96, 165, 250, 0.3);
}

.btn-secondary {
    background: var(--background-alt);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* ========================================
   Cards
   ======================================== */

.card {
    background: var(--background-card);
    border-radius: 16px;
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(96, 165, 250, 0.1);
}

/* Project Cards */
.project-card {
    background: var(--background-card);
    border-radius: 16px;
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    border-color: var(--primary-color);
}

.project-card-image {
    width: 100%;
    height: 140px;
    position: relative;
    overflow: hidden;
}

.project-card-image canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.project-card-content {
    padding: 1.25rem;
}

.project-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.project-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.project-status {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-status.live {
    background: rgba(34, 197, 94, 0.2);
    color: var(--success);
}

.project-status.in-progress {
    background: rgba(251, 191, 36, 0.2);
    color: var(--accent-color);
}

.project-status::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.project-card-category {
    font-size: 0.8rem;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.project-card-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.project-card-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1rem;
}

.project-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: gap 0.2s;
}

.project-card-link:hover {
    gap: 0.75rem;
}

/* Tech Tags */
.tech-tag {
    background: var(--background-alt);
    color: var(--text-secondary);
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 500;
    border: 1px solid var(--border);
}

/* ========================================
   Footer
   ======================================== */

footer {
    background: var(--background);
    color: white;
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--border);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

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

/* ========================================
   Page Header (for sub-pages)
   ======================================== */

.page-header {
    padding: 8rem 0 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 40%, rgba(96, 165, 250, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(251, 191, 36, 0.1) 0%, transparent 50%);
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.page-header p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* ========================================
   Cookie Banner
   ======================================== */

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--text-primary);
    color: #3b82f6;
    padding: 1rem;
    text-align: center;
    z-index: 1001;
    transform: translateY(100%);
    transition: transform 0.3s;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-banner button {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    margin-left: 1rem;
    cursor: pointer;
}

/* ========================================
   Loading States
   ======================================== */

.loading {
    text-align: center;
    padding: 4rem;
    color: var(--text-secondary);
}

.loading::after {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 1rem;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========================================
   Animations
   ======================================== */

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

/* ========================================
   Responsive - Mobile
   ======================================== */

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 280px;
        background: var(--background);
        flex-direction: column;
        padding: 5rem 2rem 2rem;
        gap: 1.5rem;
        transition: right 0.3s ease;
        border-left: 1px solid var(--border);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links a {
        font-size: 1.1rem;
        padding: 0.5rem 0;
        display: block;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    nav {
        padding: 1rem;
    }

    .cta-button {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
    }
}