/* PraAsZoo Corporate Services - Styles */

:root {
    --color-pra: #1a3d6b;
    --color-as: #b8860b;
    --color-zoo: #1e5631;
    --color-pra-light: #2a5a8f;
    --color-as-light: #d4a84b;
    --color-zoo-light: #2d7a47;
    --color-bg: #fafbfc;
    --color-bg-alt: #f0f4f8;
    --color-text: #1a2332;
    --color-text-muted: #5a6578;
    --color-white: #ffffff;
    --color-border: #dde3ea;
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-sm: 0 1px 3px rgba(26, 61, 107, 0.08);
    --shadow-md: 0 4px 20px rgba(26, 61, 107, 0.12);
    --shadow-lg: 0 8px 40px rgba(26, 61, 107, 0.15);
    --radius: 8px;
    --radius-lg: 16px;
    --transition: 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
    color: var(--color-as);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    background: var(--color-pra);
    color: var(--color-white);
    padding: 0.5rem 1rem;
    z-index: 9999;
    border-radius: var(--radius);
}

.skip-link:focus {
    top: 1rem;
}

/* Header */
.site-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1.5rem;
    gap: 1rem;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    text-decoration: none;
    color: inherit;
}

.logo-img {
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.logo-name {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.logo-tagline {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.text-pra { color: var(--color-pra); }
.text-as { color: var(--color-as); }
.text-zoo { color: var(--color-zoo); }

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 0.25rem;
}

.main-nav a {
    display: block;
    padding: 0.5rem 1rem;
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: var(--radius);
    color: var(--color-text);
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--color-pra);
    background: var(--color-bg-alt);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-pra);
    transition: var(--transition);
}

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--color-pra) 0%, #0f2847 50%, var(--color-zoo) 100%);
    color: var(--color-white);
    padding: 5rem 0 6rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-text h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1.25rem;
}

.hero-text .highlight {
    color: var(--color-as-light);
}

.hero-text p {
    font-size: 1.125rem;
    opacity: 0.92;
    margin-bottom: 2rem;
    max-width: 540px;
}

.hero-logo {
    display: flex;
    justify-content: center;
}

.hero-logo img {
    width: min(320px, 80%);
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
    border: 4px solid rgba(255, 255, 255, 0.2);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--color-as-light);
    border-color: var(--color-as-light);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.6);
}

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

.btn-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Sections */
.section {
    padding: 5rem 0;
}

.section-alt {
    background: var(--color-bg-alt);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3.5rem;
}

.section-header h2 {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--color-pra);
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--color-text-muted);
    font-size: 1.05rem;
}

.gold-line {
    width: 60px;
    height: 3px;
    background: var(--color-as);
    margin: 0 auto 1.25rem;
}

/* Pillars */
.pillars-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.pillar-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border-top: 4px solid;
    transition: transform var(--transition), box-shadow var(--transition);
}

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

.pillar-card.pra { border-color: var(--color-pra); }
.pillar-card.as { border-color: var(--color-as); }
.pillar-card.zoo { border-color: var(--color-zoo); }

.pillar-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.25rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-white);
}

.pillar-card.pra .pillar-icon { background: var(--color-pra); }
.pillar-card.as .pillar-icon { background: var(--color-as); }
.pillar-card.zoo .pillar-icon { background: var(--color-zoo); }

.pillar-card h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.pillar-card .subtitle {
    font-size: 0.85rem;
    font-style: italic;
    color: var(--color-as);
    margin-bottom: 1rem;
}

.pillar-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}

.service-card:hover {
    border-color: var(--color-as);
    box-shadow: var(--shadow-md);
}

.service-card h3 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    color: var(--color-pra);
    margin-bottom: 0.75rem;
}

.service-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.service-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* Values bar */
.values-bar {
    background: var(--color-pra);
    color: var(--color-white);
    padding: 2rem 0;
    text-align: center;
}

.values-bar p {
    font-size: 1.1rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.values-bar .dot {
    color: var(--color-as-light);
    margin: 0 0.5rem;
}

/* CTA */
.cta-section {
    background: linear-gradient(135deg, var(--color-zoo) 0%, var(--color-pra) 100%);
    color: var(--color-white);
    text-align: center;
    padding: 4rem 0;
}

.cta-section h2 {
    font-family: var(--font-serif);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.cta-section p {
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Page header */
.page-header {
    background: linear-gradient(135deg, var(--color-pra), var(--color-zoo));
    color: var(--color-white);
    padding: 3.5rem 0;
    text-align: center;
}

.page-header h1 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: 0.75rem;
}

.page-header p {
    opacity: 0.9;
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Content */
.content-block {
    max-width: 800px;
    margin: 0 auto;
}

.content-block h2 {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: var(--color-pra);
    margin: 2.5rem 0 1rem;
}

.content-block h3 {
    font-size: 1.2rem;
    color: var(--color-zoo);
    margin: 1.5rem 0 0.75rem;
}

.content-block p,
.content-block li {
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.content-block ul {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

/* Contact form */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    align-items: start;
}

.contact-info h2 {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: var(--color-pra);
    margin-bottom: 1rem;
}

.contact-info p {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.contact-detail strong {
    color: var(--color-pra);
    display: block;
    margin-bottom: 0.25rem;
}

.contact-form {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-text);
    margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-pra);
    box-shadow: 0 0 0 3px rgba(26, 61, 107, 0.1);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.hp-field {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.alert-success {
    background: #e8f5e9;
    color: var(--color-zoo);
    border: 1px solid #a5d6a7;
}

.alert-error {
    background: #fce4ec;
    color: #c62828;
    border: 1px solid #ef9a9a;
}

/* Footer */
.site-footer {
    background: #0f1a2a;
    color: rgba(255, 255, 255, 0.8);
    padding: 4rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    border-radius: 50%;
    margin-bottom: 1rem;
}

.footer-tagline {
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.footer-values {
    font-size: 0.85rem;
    color: var(--color-as-light);
    letter-spacing: 0.03em;
}

.footer-links h3,
.footer-contact h3 {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-links ul {
    list-style: none;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    display: block;
    padding: 0.3rem 0;
}

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

.footer-contact a {
    color: var(--color-as-light);
}

.footer-bottom {
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-commitment {
    margin-top: 0.5rem;
    font-style: italic;
}

/* Responsive */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text p {
        margin-left: auto;
        margin-right: auto;
    }

    .btn-group {
        justify-content: center;
    }

    .pillars-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

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

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

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-white);
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-md);
        display: none;
    }

    .main-nav.open {
        display: block;
    }

    .main-nav ul {
        flex-direction: column;
        padding: 1rem;
    }

    .main-nav a {
        padding: 0.75rem 1rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-logo {
        margin-left: auto;
        margin-right: auto;
    }
}