/* ConferenceSaver Corporate Stylesheet */
:root {
    --cs-primary: #0284c7;
    --cs-primary-dark: #0369a1;
    --cs-navy: #0f172a;
    --cs-slate: #334155;
    --cs-muted: #64748b;
    --cs-bg-light: #f8fafc;
    --cs-white: #ffffff;
    --cs-border: #e2e8f0;
    --cs-accent: #38bdf8;
    --cs-success: #10b981;
    --cs-danger: #ef4444;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--cs-slate);
    background-color: var(--cs-bg-light);
    line-height: 1.6;
    font-size: 16px;
}

a {
    color: var(--cs-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--cs-primary-dark);
}

.cs-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.cs-header {
    background: var(--cs-white);
    border-bottom: 1px solid var(--cs-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}

.cs-nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 75px;
}

.cs-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--cs-navy);
}

.cs-logo img {
    width: 38px;
    height: 38px;
}

.cs-nav {
    display: flex;
    gap: 28px;
    align-items: center;
    list-style: none;
}

.cs-nav a {
    color: var(--cs-slate);
    font-weight: 600;
    font-size: 0.95rem;
}

.cs-nav a.active, .cs-nav a:hover {
    color: var(--cs-primary);
}

.cs-btn-cta {
    background: var(--cs-primary);
    color: var(--cs-white) !important;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 600;
    transition: background 0.2s ease;
}

.cs-btn-cta:hover {
    background: var(--cs-primary-dark);
}

/* Hero */
.cs-hero {
    background: linear-gradient(135deg, #091428 0%, #0f2b48 100%);
    color: var(--cs-white);
    padding: 90px 0 80px 0;
    text-align: center;
}

.cs-hero-badge {
    display: inline-block;
    background: rgba(56, 189, 248, 0.15);
    color: var(--cs-accent);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 20px;
    border: 1px solid rgba(56, 189, 248, 0.3);
}

.cs-hero h1 {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 20px;
    color: #ffffff;
}

.cs-hero p {
    font-size: 1.15rem;
    color: #cbd5e1;
    max-width: 800px;
    margin: 0 auto 35px auto;
}

.cs-hero-btns {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.cs-btn-outline {
    background: transparent;
    color: #ffffff;
    border: 1px solid rgba(255,255,255,0.4);
    padding: 12px 26px;
    border-radius: 6px;
    font-weight: 600;
}

.cs-btn-outline:hover {
    background: rgba(255,255,255,0.1);
    color: #ffffff;
}

/* Trust Bar / Counters */
.cs-trust-bar {
    background: var(--cs-white);
    border-bottom: 1px solid var(--cs-border);
    padding: 30px 0;
}

.cs-trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    text-align: center;
    gap: 20px;
}

.cs-stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--cs-navy);
}

.cs-stat-label {
    font-size: 0.85rem;
    color: var(--cs-muted);
    font-weight: 600;
    text-transform: uppercase;
}

/* Section Common */
.cs-section {
    padding: 80px 0;
}

.cs-section-header {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 50px auto;
}

.cs-section-header h2 {
    font-size: 2.2rem;
    color: var(--cs-navy);
    margin-bottom: 15px;
    font-weight: 700;
}

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

/* Service Cards */
.cs-card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.cs-card {
    background: var(--cs-white);
    border-radius: 10px;
    border: 1px solid var(--cs-border);
    padding: 35px 30px;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    display: flex;
    flex-direction: column;
}

.cs-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.06);
}

.cs-card-icon {
    width: 60px;
    height: 60px;
    border-radius: 10px;
    background: rgba(2, 132, 199, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
}

.cs-card h3 {
    font-size: 1.3rem;
    color: var(--cs-navy);
    margin-bottom: 12px;
}

.cs-card p {
    color: var(--cs-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
    flex-grow: 1;
}

.cs-card-list {
    list-style: none;
    border-top: 1px solid var(--cs-border);
    padding-top: 18px;
    font-size: 0.88rem;
}

.cs-card-list li {
    margin-bottom: 8px;
    color: var(--cs-slate);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Venue Section */
.cs-venue-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.cs-venue-box {
    background: var(--cs-white);
    padding: 30px;
    border-radius: 10px;
    border: 1px solid var(--cs-border);
}

.cs-venue-box h3 {
    color: var(--cs-navy);
    font-size: 1.25rem;
    margin-bottom: 10px;
}

/* Interactive Feasibility Tool */
.cs-estimator {
    background: #0f172a;
    color: #ffffff;
    border-radius: 12px;
    padding: 40px;
    margin-top: 50px;
}

.cs-estimator h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #38bdf8;
}

.cs-estimator-form {
    display: grid;
    grid-template-columns: repeat(3, 1fr) auto;
    gap: 16px;
    align-items: flex-end;
    margin-top: 20px;
}

.cs-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    text-align: left;
}

.cs-form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: #cbd5e1;
}

.cs-form-group select, .cs-form-group input {
    padding: 10px 14px;
    border-radius: 6px;
    border: 1px solid #334155;
    background: #1e293b;
    color: #ffffff;
    font-size: 0.95rem;
}

.cs-estimator-result {
    margin-top: 20px;
    padding: 16px 20px;
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.2);
    border-radius: 8px;
    font-size: 0.95rem;
    color: #e0f2fe;
    display: none;
}

/* Contact Form & Alert */
.cs-contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    text-align: left;
}

.cs-info-card {
    background: var(--cs-white);
    padding: 30px;
    border-radius: 10px;
    border: 1px solid var(--cs-border);
    margin-bottom: 20px;
}

.cs-info-card h4 {
    color: var(--cs-navy);
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.cs-form-card {
    background: var(--cs-white);
    padding: 35px;
    border-radius: 10px;
    border: 1px solid var(--cs-border);
}

.cs-input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--cs-border);
    border-radius: 6px;
    font-size: 0.95rem;
    margin-bottom: 16px;
    font-family: inherit;
}

.cs-input:focus {
    outline: none;
    border-color: var(--cs-primary);
}

.cs-input-error {
    border-color: var(--cs-danger) !important;
    background: #fff5f5 !important;
}

.cs-alert {
    display: none;
    padding: 14px 18px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.cs-alert-success {
    background: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.cs-alert-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* Legal Pages */
.cs-legal-box {
    background: var(--cs-white);
    padding: 40px;
    border-radius: 10px;
    border: 1px solid var(--cs-border);
    max-width: 900px;
    margin: 0 auto;
}

.cs-legal-box h2 {
    color: var(--cs-navy);
    margin: 25px 0 10px 0;
    font-size: 1.4rem;
    border-bottom: 1px solid var(--cs-border);
    padding-bottom: 6px;
}

.cs-legal-box p, .cs-legal-box ul {
    margin-bottom: 16px;
    color: var(--cs-slate);
    font-size: 0.95rem;
}

.cs-legal-box ul {
    padding-left: 24px;
}

/* Footer */
.cs-footer {
    background: #091428;
    color: #94a3b8;
    padding: 60px 0 30px 0;
    font-size: 0.9rem;
}

.cs-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
    text-align: left;
}

.cs-footer h4 {
    color: #ffffff;
    font-size: 1.1rem;
    margin-bottom: 16px;
}

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

.cs-footer-links li {
    margin-bottom: 10px;
}

.cs-footer-links a {
    color: #cbd5e1;
}

.cs-footer-links a:hover {
    color: var(--cs-accent);
}

.cs-footer-bottom {
    border-top: 1px solid #1e293b;
    padding-top: 25px;
    text-align: center;
    font-size: 0.85rem;
    color: #64748b;
}

/* Cookie Notice */
.cs-cookie {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #0f172a;
    color: #ffffff;
    padding: 16px 24px;
    display: none;
    justify-content: space-between;
    align-items: center;
    z-index: 9999;
    border-top: 2px solid var(--cs-primary);
    font-size: 0.9rem;
}

/* Mobile Responsive */
@media (max-width: 868px) {
    .cs-card-grid, .cs-trust-grid, .cs-venue-grid, .cs-contact-layout, .cs-footer-grid {
        grid-template-columns: 1fr;
    }
    .cs-estimator-form {
        grid-template-columns: 1fr;
    }
    .cs-nav {
        display: none;
    }
    .cs-hero h1 {
        font-size: 2rem;
    }
}