:root {
    /* Color Palette */
    --color-primary: #3a4176; /* Slate Blue */
    --color-primary-light: #5a629e; /* Lighter Slate Blue for hover */
    --color-primary-translucent: rgba(58, 65, 118, 0.95);
    --color-background-white: #FFFFFF;
    --color-background-ice: #F0F2F5;
    --color-text-dark: #1a1a1a;
    --color-text-muted: #666666;
    --color-border-soft: rgba(58, 65, 118, 0.15);
    --color-tag-bg: #e0e2f0;
    --color-tag-text: #2a3055;

    /* Typography */
    --font-heading: 'Public Sans', 'Inter', sans-serif;
    --font-body: 'Source Serif Pro', serif;
    --font-ui: 'Inter', sans-serif;

    /* Spacing */
    --spacing-unit: 8px;
    --container-max-width: 1200px;
    --header-height: 80px;

    /* Borders */
    --border-radius-card: 6px;
    --border-soft: 1px solid var(--color-border-soft);
}

/* Reset & Base */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    /* Footer sits at the bottom even when the page is short. */
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh;
    font-family: var(--font-body);
    color: var(--color-text-dark);
    background-color: var(--color-background-white);
    line-height: 1.6;
    font-size: 18px; /* High legibility */
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s ease;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3.5rem; letter-spacing: -0.02em; }
h2 { font-size: 2.5rem; letter-spacing: -0.01em; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; font-weight: 700; }

p {
    margin-bottom: 1.5rem;
}

.rich-text p {
    font-family: var(--font-body);
    font-size: 1.125rem;
    color: #333;
}

/* Buttons */
.btn-primary {
    display: inline-block;
    background-color: var(--color-primary);
    color: #fff;
    padding: 12px 24px;
    font-family: var(--font-ui);
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: background-color 0.2s ease;
}

.btn-primary:hover {
    background-color: var(--color-primary-light);
}

/* Header & Nav */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-background-white);
    border-bottom: var(--border-soft);
    transition: background-color 0.3s ease, color 0.3s ease;
    height: var(--header-height);
    display: flex;
    align-items: center;
}

.site-header.scrolled {
    background-color: var(--color-primary-translucent);
    color: #fff;
    border-bottom: none;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.brand-logo {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--color-primary);
}

.site-header.scrolled .brand-logo {
    color: #fff;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 24px;
}

.main-nav a {
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: 0.9rem;
    padding-bottom: 4px;
    border-bottom: 2px solid transparent;
}

.main-nav a:hover {
    border-bottom-color: currentColor;
}

.site-content {
    flex: 1 0 auto;
}

/* Layout Grid */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 16px;
}

.grid-12 {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
    margin-top: 40px;
}

/* Editorial Hero (Lead Story) */
.hero-section {
    padding: 60px 0;
    border-bottom: var(--border-soft);
}

.hero-content {
    grid-column: span 12;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 40px;
    align-items: center;
}

.hero-text {
    grid-column: span 5;
}

.hero-image {
    grid-column: span 7;
}

.hero-image img {
    border-radius: var(--border-radius-card);
}

/* Editorial App Grid (Cards) */
.app-grid {
    padding: 40px 0;
}

.card {
    background: #fff;
    border: var(--border-soft);
    border-radius: var(--border-radius-card);
    padding: 24px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

.card-tag {
    display: inline-block;
    background-color: var(--color-tag-bg);
    color: var(--color-tag-text);
    padding: 4px 12px;
    border-radius: 100px;
    font-family: var(--font-ui);
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 12px;
    align-self: flex-start;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.card-excerpt {
    font-size: 1rem;
    color: var(--color-text-muted);
    flex-grow: 1;
}

.card-meta {
    margin-top: 16px;
    font-family: var(--font-ui);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* Sidebar "Voice of the Student" */
.sidebar {
    background-color: var(--color-background-ice);
    padding: 32px; /* Increased padding */
    border-radius: var(--border-radius-card); /* Keep consistent rounding */
}

/* Ensure sidebar content has some breathing room */
.sidebar h3 {
    margin-top: 0;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--color-primary);
    margin-bottom: 24px;
}

.sidebar-item {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(58, 65, 118, 0.1);
}

.sidebar-item:last-child {
    border-bottom: none;
}

/* Article Page */
.article-header {
    text-align: center;
    max-width: 800px;
    margin: 60px auto 40px;
}

.article-content {
    max-width: 720px;
    margin: 0 auto 80px;
    font-size: 1.2rem;
}

/* Homepage: recruitment mode */
.btn-ghost {
    display: inline-block;
    padding: 11px 22px;
    font-family: var(--font-ui);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1.5px solid var(--color-primary);
    color: var(--color-primary);
    border-radius: 4px;
}

.main-nav .nav-cta {
    background: var(--color-primary);
    color: #fff;
    padding: 8px 16px;
    border-radius: 4px;
    border-bottom: 0;
}

.site-header.scrolled .main-nav .nav-cta {
    background: #fff;
    color: var(--color-primary);
}

.recruit-hero {
    background: var(--color-primary);
    color: #fff;
    padding: 96px 0 88px;
}

.recruit-hero h1 {
    color: #fff;
    font-size: 6rem;
    line-height: 0.95;
    letter-spacing: -0.035em;
    margin: 0 0 22px;
    max-width: 900px;
}

.recruit-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 22px;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
    font-family: var(--font-ui);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.recruit-badge .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #2fa36b;
}

.recruit-lede {
    font-size: 1.3rem;
    opacity: 0.85;
    max-width: 620px;
    margin-bottom: 32px;
}

.recruit-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.recruit-actions .btn-primary {
    background: #fff;
    color: var(--color-primary);
}

.recruit-actions .btn-ghost {
    border-color: rgba(255, 255, 255, 0.6);
    color: #fff;
}

.recruit-closed {
    margin: 0;
    opacity: 0.9;
}

.recruit-closed a {
    text-decoration: underline;
}

.recruit-stats {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    margin-top: 56px;
    font-family: var(--font-ui);
    font-size: 0.85rem;
    opacity: 0.8;
}

.recruit-stats b {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.8rem;
}

.home-section {
    padding-top: 72px;
}

.home-section-head {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 28px;
}

.home-section-head h2 {
    margin: 0;
    font-size: 2.2rem;
}

.home-section-head p {
    margin: 0;
    color: var(--color-text-muted);
    font-family: var(--font-ui);
    font-size: 0.95rem;
}

.news-grid,
.soon-grid,
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

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

.soon {
    display: flex;
    flex-direction: column;
    min-height: 210px;
    padding: 22px;
    border: 1.5px dashed var(--color-border-soft);
    border-radius: var(--border-radius-card);
    background: linear-gradient(180deg, #fafbfd, #fff);
}

.soon-tag,
.team-num {
    font-family: var(--font-ui);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-primary-light);
}

.soon h3 {
    font-size: 1.25rem;
    margin: 10px 0 8px;
}

.soon p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin: 0;
}

.soon-pill {
    align-self: flex-start;
    margin-top: auto;
    padding: 3px 10px;
    border: 1px solid #dcdfe8;
    border-radius: 999px;
    font-family: var(--font-ui);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--color-text-muted);
}

.soon p + .soon-pill {
    margin-top: 16px;
}

.team-card {
    display: flex;
    flex-direction: column;
    padding: 24px;
    border: var(--border-soft);
    border-radius: var(--border-radius-card);
    background: #fff;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.team-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

.team-card h3 {
    margin: 8px 0 0;
    font-size: 1.35rem;
}

.team-go {
    margin-top: auto;
    padding-top: 18px;
    font-family: var(--font-ui);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-primary);
}

.steps {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border: var(--border-soft);
    border-radius: var(--border-radius-card);
    overflow: hidden;
    background: var(--color-background-ice);
}

.steps li {
    padding: 24px;
    border-right: var(--border-soft);
}

.steps li:last-child {
    border-right: 0;
}

.steps b {
    display: block;
    font-family: var(--font-heading);
    font-size: 2rem;
    line-height: 1;
    color: var(--color-primary);
}

.steps h4 {
    margin: 10px 0 4px;
    font-size: 1.05rem;
}

.steps p {
    margin: 0;
    font-size: 0.9rem;
    color: #555;
}

.footer-links a {
    padding: 10px 4px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 16px;
    font-family: var(--font-ui);
    font-size: 0.85rem;
    font-weight: 600;
}

@media (max-width: 900px) {
    .news-grid, .soon-grid, .team-grid { grid-template-columns: repeat(2, 1fr); }
    .steps { grid-template-columns: repeat(2, 1fr); }
    .steps li:nth-child(2) { border-right: 0; }
    .steps li:nth-child(-n+2) { border-bottom: var(--border-soft); }
}

@media (max-width: 768px) {
    .recruit-hero h1 { font-size: 4.5rem; }
}

@media (max-width: 560px) {
    .recruit-hero { padding: 56px 0; }
    .recruit-hero h1 { font-size: 3.2rem; }
    .recruit-lede { font-size: 1.1rem; }
    .recruit-stats { gap: 24px; margin-top: 36px; }
    .news-grid, .soon-grid, .team-grid { grid-template-columns: 1fr; }
    .soon { min-height: 0; }
    .home-section { padding-top: 56px; }
    .home-section-head h2 { font-size: 1.8rem; }
}

/* Mobile Adaptability */
@media (max-width: 768px) {
    .grid-12, .hero-content {
        display: flex;
        flex-direction: column;
    }
    
    .hero-text, .hero-image {
        grid-column: span 12;
    }

    .hero-text {
        order: 2; /* Image first on mobile */
    }
    
    .hero-image {
        order: 1;
        margin-bottom: 24px;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    /* One compact row so the sticky header doesn't eat the screen. */
    .site-header .container {
        padding: 10px 16px;
        gap: 12px;
    }

    .brand-logo { font-size: 1.2rem; white-space: nowrap; }
    .main-nav ul { gap: 14px; align-items: center; }
    .main-nav a { display: inline-block; padding: 10px 0; font-size: 0.82rem; }
    .main-nav .nav-cta { padding: 8px 12px; }

    .site-header {
      height: auto;
    }
}

/* Phones: keep each nav label on one line; whole items wrap instead. */
@media (max-width: 480px) {
    .main-nav a { white-space: nowrap; }
    .main-nav .nav-home { display: none; } /* the logo already goes home */
}

@media (max-width: 350px) {
    .brand-logo { font-size: 1.05rem; }
    .main-nav ul { gap: 10px; }
}

/* Author pages and the "about the author" box on articles */
.author-hero {
    background-color: var(--color-background-ice);
    border-bottom: var(--border-soft);
    padding: 56px 0;
}

.author-hero-inner {
    display: flex;
    align-items: center;
    gap: 32px;
}

.author-photo {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.author-photo--initial {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: #fff;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
}

.author-name {
    font-size: 2.5rem;
    margin: 12px 0 4px;
}

.author-role {
    font-family: var(--font-ui);
    color: var(--color-text-muted);
    margin: 0 0 12px;
}

.author-bio {
    max-width: 640px;
    font-size: 1.1rem;
    margin: 0 0 12px;
}

.author-links {
    display: flex;
    gap: 16px;
    font-family: var(--font-ui);
    font-weight: 600;
    margin: 0;
}

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

.author-articles {
    padding-top: 48px;
    padding-bottom: 72px;
}

.author-articles h2 {
    margin-bottom: 24px;
}

.author-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.author-empty {
    color: var(--color-text-muted);
}

.author-box {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    margin-top: 48px;
    padding: 24px;
    border: var(--border-soft);
    border-radius: var(--border-radius-card);
    background: var(--color-background-ice);
}

.author-box-photo {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    font-size: 1.6rem;
}

.author-box-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-text-dark);
}

.author-box p {
    margin: 6px 0 0;
    font-size: 0.95rem;
}

@media (max-width: 700px) {
    .author-hero-inner {
        flex-direction: column;
        text-align: center;
    }

    .author-links {
        justify-content: center;
    }
}