/* ============================================
   About Page Styles
   ============================================ */

body {
    padding: 0;
    min-height: 100vh;
}

.about-page {
    min-height: 100vh;
}

/* Top Nav */
.about-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: rgba(0,0,0,0.15);
    backdrop-filter: blur(4px);
}

.about-logo {
    font-size: 1.3rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
}

.about-logo:hover { color: #e8e8e8; text-decoration: none; }

.about-nav-links {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.about-nav-links a {
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-size: 0.92rem;
    transition: color 0.2s;
}

.about-nav-links a:hover { color: white; text-decoration: none; }

.nav-btn {
    padding: 0.4rem 1rem;
    border-radius: 4px;
    border: 1.5px solid rgba(255,255,255,0.5);
}

.nav-btn:hover { border-color: white; background: rgba(255,255,255,0.1); }

.nav-btn-primary {
    background: white;
    color: #667eea !important;
    border-color: white;
}

.nav-btn-primary:hover { background: #f0f0f0 !important; }

/* Main Container */
.container {
    max-width: 820px;
    margin: 2rem auto;
    padding: 0 1.5rem 3rem;
}

.header {
    margin-bottom: 2rem;
    text-align: center;
}

.header h1 {
    font-size: 2.2rem;
    color: white;
    text-shadow: 0 2px 6px rgba(0,0,0,0.2);
    margin: 0;
}

/* Sections */
.section {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}

.lead-section p {
    font-size: 1.05rem;
    color: #444;
    margin-bottom: 0.75rem;
    text-align: left;
}

.section h2 {
    color: #667eea;
    font-size: 1.25rem;
    margin: 0 0 1.25rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #eef;
}

p {
    color: #555;
    margin-bottom: 0.75rem;
}

/* Steps */
.steps { display: flex; flex-direction: column; gap: 1.25rem; }

.step {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.step-num {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-weight: 700;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.step strong { display: block; margin-bottom: 0.25rem; color: #222; }
.step p { margin: 0; font-size: 0.9rem; color: #666; }

/* Platform Grid */
.platform-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.platform-card {
    background: #f9f9fb;
    border: 1px solid #e8e8f0;
    border-radius: 8px;
    padding: 1.25rem;
    text-align: center;
}

.platform-icon { font-size: 1.8rem; margin-bottom: 0.4rem; display: flex; align-items: center; justify-content: center; }
.platform-icon svg { width: 2rem; height: 2rem; }
.platform-card strong { display: block; margin-bottom: 0.6rem; color: #333; font-size: 1rem; }

.platform-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.platform-card li {
    font-size: 0.85rem;
    color: #666;
    padding: 0.2rem 0 0.2rem 1.2rem;
    position: relative;
}

.platform-card li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #667eea;
}

/* Device Tags */
.device-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.75rem 0 1rem;
}

.dtag {
    background: #f0f4ff;
    color: #667eea;
    border: 1px solid #d0d8ff;
    border-radius: 20px;
    padding: 0.3rem 0.9rem;
    font-size: 0.85rem;
    font-weight: 600;
}

/* Tech Stack */
.tech-stack {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 0.75rem;
}

.tech-item {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    border: 2px solid #e0e0e0;
    transition: all 0.3s;
}

.tech-item:hover { border-color: #667eea; background: #f0f4ff; }
.tech-item strong { color: #667eea; display: block; margin-bottom: 4px; }
.tech-item p { margin: 0; font-size: 0.82rem; color: #888; }

/* CTA Section */
.cta-section { text-align: center; }
.cta-section p { margin-bottom: 1.25rem; font-size: 1.05rem; }

.cta-row {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    margin-top: 2rem;
    text-align: center;
    color: rgba(255,255,255,0.7);
    font-size: 0.85rem;
}

.footer a { color: rgba(255,255,255,0.9); margin: 0 6px; }
.footer a:hover { color: white; }

@media (max-width: 600px) {
    .about-nav { flex-direction: column; gap: 0.75rem; }
    .header h1 { font-size: 1.6rem; }
    .platform-grid { grid-template-columns: 1fr; }
    .cta-row { flex-direction: column; }
}