/**
 * GrantCompass Landing Pages - Shared Styles
 * Premium quality CSS for all SEO landing pages
 *
 * Features:
 * - CSS Custom Properties for consistent theming
 * - Full accessibility support (focus states, contrast)
 * - Responsive breakpoints (tablet 768px, mobile 480px)
 * - Smooth transitions on all interactive elements
 * - Print-friendly styles
 */

/* ============================================
   CSS RESET & CUSTOM PROPERTIES
   ============================================ */

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

:root {
    /* Colors - Primary */
    --color-primary: #1e3a5f;
    --color-primary-hover: #2d4a6f;
    --color-primary-light: #e8f4f8;

    /* Colors - Accent */
    --color-accent: #fbbf24;
    --color-accent-hover: #f59e0b;

    /* Colors - Success (green theme for grants) */
    --color-success: #059669;
    --color-success-hover: #047857;
    --color-success-light: #d1fae5;
    --color-success-bg: #f0fdf4;

    /* Colors - Purple (women grants theme) */
    --color-purple: #7c3aed;
    --color-purple-hover: #6d28d9;
    --color-purple-light: #ede9fe;
    --color-purple-bg: #faf5ff;

    /* Colors - Red (IRAP/NRC theme) */
    --color-red: #dc2626;
    --color-red-hover: #991b1b;
    --color-red-light: #fecaca;
    --color-red-bg: #fef2f2;

    /* Colors - Text */
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-text-light: #94a3b8;

    /* Colors - Background */
    --color-bg: #f8fafc;
    --color-white: #ffffff;
    --color-border: #e2e8f0;

    /* Colors - Warning */
    --color-warning: #f59e0b;
    --color-warning-bg: #fef3c7;
    --color-warning-text: #92400e;

    /* Typography */
    --font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --line-height: 1.6;

    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 20px;
    --spacing-lg: 30px;
    --spacing-xl: 50px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 200ms ease;
    --transition-slow: 300ms ease;
}

/* ============================================
   BASE STYLES
   ============================================ */

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

/* Accessibility: Skip to content link */
.skip-link {
    position: absolute;
    top: -50px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
    text-decoration: none;
    font-weight: 600;
    z-index: 1000;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 0;
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

/* ============================================
   SITE HEADER
   ============================================ */

.site-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-sm) var(--spacing-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.site-logo {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: color var(--transition-fast);
}

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

.site-logo:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

.site-logo svg {
    flex-shrink: 0;
}

/* Breadcrumb Navigation */
.breadcrumb {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.breadcrumb a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--color-success);
    text-decoration: underline;
}

.breadcrumb a:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

.breadcrumb .separator {
    margin: 0 var(--spacing-xs);
    color: var(--color-text-light);
}

/* ============================================
   HERO SECTIONS
   ============================================ */

.hero {
    background: linear-gradient(135deg, var(--color-success) 0%, var(--color-success-hover) 100%);
    color: var(--color-white);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
}

.hero--primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, #334155 100%);
}

.hero--purple {
    background: linear-gradient(135deg, var(--color-purple) 0%, var(--color-purple-hover) 100%);
}

.hero--red {
    background: linear-gradient(135deg, var(--color-red) 0%, var(--color-red-hover) 100%);
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    opacity: 0.95;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

/* ============================================
   BUTTONS & CTAs
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition-normal);
}

.btn:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

.btn:active {
    transform: scale(0.98);
}

.btn--accent {
    background: var(--color-accent);
    color: var(--color-text);
}

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

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

.btn--white:hover {
    background: var(--color-bg);
    box-shadow: var(--shadow-md);
}

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

.btn--primary:hover {
    background: var(--color-primary-hover);
    box-shadow: var(--shadow-md);
}

.btn--success {
    background: var(--color-success);
    color: var(--color-white);
}

.btn--success:hover {
    background: var(--color-success-hover);
    box-shadow: var(--shadow-md);
}

/* ============================================
   TRUST BAR
   ============================================ */

.trust-bar {
    background: var(--color-success-bg);
    padding: var(--spacing-sm);
    text-align: center;
    border-bottom: 1px solid var(--color-success-light);
}

.trust-bar--purple {
    background: var(--color-purple-bg);
    border-bottom-color: var(--color-purple-light);
}

.trust-bar--purple .trust-item {
    color: var(--color-purple);
}

.trust-bar--red {
    background: var(--color-red-bg);
    border-bottom-color: var(--color-red-light);
}

.trust-bar--red .trust-item {
    color: var(--color-red-hover);
}

.trust-items {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md) var(--spacing-xl);
}

.trust-item {
    color: #166534;
    font-weight: 500;
    font-size: 0.95rem;
}

/* ============================================
   CONTAINER & LAYOUT
   ============================================ */

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

.container--narrow {
    max-width: 700px;
}

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

h2 {
    color: var(--color-primary);
    font-size: 1.8rem;
    font-weight: 700;
    margin: var(--spacing-xl) 0 var(--spacing-md);
    line-height: 1.3;
}

h3 {
    color: var(--color-primary);
    font-size: 1.3rem;
    font-weight: 600;
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-success);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    text-decoration: underline;
}

a:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* ============================================
   GRANT CARDS
   ============================================ */

.grant-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin: var(--spacing-md) 0;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.grant-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.grant-card h3 {
    margin-top: 0;
    color: var(--color-success);
}

.grant-card--purple h3 {
    color: var(--color-purple);
}

.grant-amount {
    display: inline-block;
    background: var(--color-success-light);
    color: #166534;
    padding: 5px 12px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

.grant-amount--purple {
    background: var(--color-purple-light);
    color: var(--color-purple);
}

/* ============================================
   FAQ ITEMS
   ============================================ */

.faq-item {
    background: var(--color-bg);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin: var(--spacing-sm) 0;
}

.faq-item h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
    font-size: 1.1rem;
}

.faq-item p {
    margin-bottom: 0;
    color: var(--color-text-muted);
}

/* ============================================
   WARNING/INFO BOXES
   ============================================ */

.warning-box {
    background: var(--color-warning-bg);
    border-left: 4px solid var(--color-warning);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.warning-box h4 {
    color: var(--color-warning-text);
    margin-bottom: var(--spacing-xs);
}

.info-box {
    background: var(--color-primary-light);
    border-left: 4px solid var(--color-primary);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* ============================================
   CTA BOXES
   ============================================ */

.cta-box {
    background: linear-gradient(135deg, var(--color-primary) 0%, #334155 100%);
    color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    margin: var(--spacing-xl) 0;
}

.cta-box h2 {
    color: var(--color-white);
    margin: 0 0 var(--spacing-sm);
}

.cta-box p {
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
}

/* ============================================
   RESOURCE GRIDS
   ============================================ */

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.resource-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-normal);
}

.resource-card:hover {
    border-color: var(--color-success);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.resource-card:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.resource-card strong {
    color: var(--color-primary);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.resource-card span {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ============================================
   STATS GRID
   ============================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-success);
    line-height: 1.2;
}

.stat-item--purple .stat-number {
    color: var(--color-purple);
}

.stat-item--red .stat-number {
    color: var(--color-red);
}

.grant-card--red h3 {
    color: var(--color-red);
}

.grant-amount--red {
    background: var(--color-red-bg);
    color: var(--color-red-hover);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
}

/* ============================================
   LISTS
   ============================================ */

.feature-list {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.feature-list li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-lg);
    position: relative;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
    background: var(--color-bg);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    color: var(--color-text-muted);
    margin-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.site-footer a {
    color: var(--color-success);
    transition: color var(--transition-fast);
}

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

.site-footer a:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

.footer-links {
    margin: var(--spacing-sm) 0;
}

.footer-links a {
    margin: 0 var(--spacing-sm);
}

/* ============================================
   PROCESS STEPS
   ============================================ */

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.step {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.step h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.step p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin: 0;
}

/* ============================================
   RESPONSIVE - TABLET (768px)
   ============================================ */

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .header-inner {
        flex-direction: column;
        text-align: center;
    }

    .trust-items {
        gap: var(--spacing-sm) var(--spacing-lg);
    }

    .cta-box {
        padding: var(--spacing-lg);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stat-number {
        font-size: 2rem;
    }

    .btn {
        width: 100%;
        padding: var(--spacing-md) var(--spacing-lg);
    }
}

/* ============================================
   RESPONSIVE - MOBILE (480px)
   ============================================ */

@media (max-width: 480px) {
    .hero {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .container {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    h2 {
        font-size: 1.3rem;
    }

    h3 {
        font-size: 1.1rem;
    }

    .trust-items {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .grant-card {
        padding: var(--spacing-md);
    }

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

    .process-steps {
        grid-template-columns: 1fr;
    }

    .footer-links a {
        display: block;
        margin: var(--spacing-xs) 0;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-sm);
    }

    .stat-number {
        font-size: 1.75rem;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    .site-header,
    .skip-link,
    .cta-box .btn {
        display: none;
    }

    .hero {
        background: #f0f0f0 !important;
        color: #000 !important;
        -webkit-print-color-adjust: exact;
    }

    .grant-card {
        break-inside: avoid;
        border: 1px solid #ccc;
        box-shadow: none;
    }

    a {
        color: inherit;
        text-decoration: underline;
    }

    a[href]::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: #666;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

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

.mt-0 {
    margin-top: 0;
}

.mb-0 {
    margin-bottom: 0;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}