/* ===== VARIABLES ===== */
:root {
    --color-bg: #f1ebe3;
    --color-primary: #ff914d;
    --color-yellow: #ffde59;
    --color-green: #007640;
    --color-dark: #4d372b;
    --color-text: #000000;
    --color-text-light: #545454;
    --color-text-lighter: #737373;
    --color-white: #ffffff;
    --font-main: 'JetBrains Mono', monospace;
    --font-logo: 'Symphony', 'Times New Roman', serif;
}

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

body {
    font-family: var(--font-main);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.8;
}

html {
    scroll-behavior: smooth;
}

/* ===== NAVIGATION ===== */
nav {
    background: var(--color-bg);
    padding: 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(77, 55, 43, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.logo a {
    font-size: 32px;
    font-weight: 700;
    font-family: var(--font-logo);
    color: var(--color-primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 30px;
    list-style: none;
}

.nav-links a {
    color: var(--color-text-light);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
    font-weight: 500;
}

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

/* ===== CONTAINERS ===== */
.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 5%;
}

/* ===== ARTICLE HEADER ===== */
.article-header {
    padding: 60px 0 40px 0;
    background: var(--color-white);
}

.back-link {
    display: inline-block;
    color: var(--color-text-light);
    text-decoration: none;
    margin-bottom: 24px;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.back-link:hover {
    color: var(--color-primary);
}

.article-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.article-category {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 6px 14px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.article-date,
.article-reading-time {
    color: var(--color-text-lighter);
    font-size: 0.85rem;
}

.article-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    line-height: 1.2;
    margin-bottom: 20px;
}

.article-intro {
    font-size: 1.2rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ===== ARTICLE HERO IMAGE ===== */
.article-hero-image {
    padding: 0 0 40px 0;
    background: var(--color-white);
}

.placeholder-image {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 40px rgba(102, 126, 234, 0.2);
}

.placeholder-icon {
    font-size: 8rem;
    opacity: 0.9;
}

.article-hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

/* ===== ARTICLE CONTENT ===== */
.article-content {
    padding: 60px 0;
    background: var(--color-white);
}

.article-content h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin: 48px 0 24px 0;
    color: var(--color-text);
}

.article-content h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    margin: 36px 0 16px 0;
    color: var(--color-text);
}

.article-content p {
    margin-bottom: 20px;
    font-size: 1.05rem;
    line-height: 1.8;
}

.article-content ul,
.article-content ol {
    margin: 24px 0;
    padding-left: 28px;
}

.article-content li {
    margin-bottom: 12px;
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--color-text-light);
}

.article-content strong {
    color: var(--color-text);
    font-weight: 700;
}

/* ===== CALLOUTS ===== */
.callout {
    padding: 24px;
    border-radius: 8px;
    margin: 32px 0;
    border-left: 4px solid;
}

.callout-info {
    background: rgba(81, 112, 255, 0.08);
    border-color: #5170ff;
}

.callout-success {
    background: rgba(0, 118, 64, 0.08);
    border-color: var(--color-green);
}

.callout-warning {
    background: rgba(255, 222, 89, 0.15);
    border-color: var(--color-yellow);
}

.callout strong {
    display: block;
    margin-bottom: 8px;
    font-size: 1.05rem;
}

/* ===== ARTICLE CTA ===== */
.article-cta {
    background: linear-gradient(135deg, var(--color-primary), #ffa366);
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    margin: 48px 0;
    color: var(--color-white);
}

.article-cta h3 {
    color: var(--color-white);
    margin: 0 0 12px 0;
}

.article-cta p {
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 24px;
}

.cta-button {
    display: inline-block;
    background: var(--color-white);
    color: var(--color-primary);
    padding: 14px 32px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s;
}

.cta-button:hover {
    background: var(--color-yellow);
    color: var(--color-dark);
    transform: translateY(-2px);
}

/* ===== ARTICLE FOOTER ===== */
.article-footer {
    padding: 60px 0;
    background: var(--color-bg);
}

.author-box {
    display: flex;
    gap: 20px;
    padding: 32px;
    background: var(--color-white);
    border-radius: 12px;
    margin-bottom: 40px;
}

.author-icon {
    font-size: 3rem;
}

.author-info strong {
    display: block;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.author-info p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin: 0;
}

.share-section {
    text-align: center;
    margin-bottom: 40px;
}

.share-section h4 {
    margin-bottom: 16px;
    font-size: 1.1rem;
}

.share-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.share-btn {
    padding: 10px 24px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.share-btn.whatsapp {
    background: #25D366;
    color: var(--color-white);
}

.share-btn.whatsapp:hover {
    background: #1eb757;
}

.share-btn.email {
    background: var(--color-primary);
    color: var(--color-white);
}

.share-btn.email:hover {
    background: #e67a38;
}

.back-to-blog {
    text-align: center;
}

.cta-button-secondary {
    display: inline-block;
    background: transparent;
    color: var(--color-primary);
    padding: 14px 32px;
    text-decoration: none;
    border: 2px solid var(--color-primary);
    border-radius: 8px;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s;
}

.cta-button-secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ===== SITE FOOTER ===== */
.site-footer {
    padding: 40px 5%;
    background: var(--color-bg);
    text-align: center;
    border-top: 1px solid rgba(77, 55, 43, 0.1);
}

.site-footer p {
    color: var(--color-text-light);
    font-size: 14px;
    margin-bottom: 10px;
}

.site-footer a {
    color: var(--color-text-light);
    text-decoration: none;
    transition: color 0.3s;
}

.site-footer a:hover {
    color: var(--color-primary);
}

.social-links {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 20px;
}

.social-links a {
    font-weight: 500;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 15px;
        padding: 15px 5%;
    }
    
    .nav-links {
        gap: 15px;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 8px;
    }
    
    .placeholder-image,
    .article-hero-image img {
        height: 250px;
        border-radius: 12px;
    }
    
    .placeholder-icon {
        font-size: 5rem;
    }
    
    .author-box {
        flex-direction: column;
        text-align: center;
    }
    
    .share-buttons {
        flex-direction: column;
    }
    
    .share-btn {
        width: 100%;
    }
}