/* River Cruise Network - Main Stylesheet */

:root {
    --primary: #35bead;
    --primary-dark: #2a9a8c;
    --secondary: #061137;
    --text: #3c4854;
    --text-light: #6b7280;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --border: #e0e1e2;
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text);
    line-height: 1.6;
    font-size: 16px;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--secondary);
}

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

.nav {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav a {
    color: var(--secondary);
    padding: 10px 18px;
    font-weight: 500;
    font-size: 15px;
    border-radius: 5px;
    transition: all 0.3s;
}

.nav a:hover {
    color: var(--primary);
    background: var(--bg-light);
}

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

.nav-cta {
    background: var(--primary) !important;
    color: var(--white) !important;
    margin-left: 10px;
}

.nav-cta:hover {
    background: var(--primary-dark) !important;
}

/* Dropdown Menu */
.nav-dropdown {
    position: relative;
    display: inline-block;
}

.nav-dropdown > a {
    display: inline-block;
    color: var(--secondary);
    padding: 10px 18px;
    font-weight: 500;
    font-size: 15px;
    border-radius: 5px;
    transition: all 0.3s;
    cursor: pointer;
}

.nav-dropdown > a::after {
    content: ' ▾';
    font-size: 10px;
}

.nav-dropdown:hover > a {
    color: var(--primary);
    background: var(--bg-light);
}

.nav > .nav-dropdown > .dropdown-menu {
    display: none !important;
    position: absolute !important;
    top: 100% !important;
    left: 0 !important;
    background: var(--white) !important;
    min-width: 220px !important;
    box-shadow: 0 8px 30px rgba(0,0,0,0.15) !important;
    border-radius: 8px !important;
    padding: 10px 0 !important;
    z-index: 1000 !important;
    flex-direction: column !important;
}

.nav > .nav-dropdown:hover > .dropdown-menu {
    display: flex !important;
}

.nav .dropdown-menu a {
    display: block !important;
    padding: 12px 20px !important;
    color: var(--secondary) !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    border-radius: 0 !important;
    white-space: nowrap !important;
    background: transparent !important;
}

.nav .dropdown-menu a:hover {
    background: var(--bg-light) !important;
    color: var(--primary) !important;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--secondary);
}

/* Hero Sections */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 20px 80px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(rgba(6,17,55,0.7), rgba(6,17,55,0.7));
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero h1 {
    font-size: clamp(32px, 5vw, 56px);
    color: var(--white);
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
}

.hero p {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--white);
    margin-bottom: 40px;
    opacity: 0.95;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-small {
    min-height: 50vh;
    padding: 140px 20px 60px;
}

.hero-small h1 {
    font-size: clamp(28px, 4vw, 44px);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 40px;
    border-radius: 5px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--white);
    color: var(--secondary);
    border: 2px solid var(--secondary);
}

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

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--secondary);
}

/* Sections */
.section {
    padding: 80px 20px;
}

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

.section-dark {
    background: var(--secondary);
    color: var(--white);
}

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

.section-title {
    text-align: center;
    font-size: clamp(28px, 4vw, 40px);
    color: var(--secondary);
    margin-bottom: 20px;
    font-weight: 700;
}

.section-dark .section-title,
.section-primary .section-title {
    color: var(--white);
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 50px;
}

.section-dark .section-subtitle {
    color: rgba(255,255,255,0.8);
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

/* Cards */
.card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.card-image {
    height: 220px;
    background-size: cover;
    background-position: center;
}

.card-content {
    padding: 25px;
}

.card-content h3 {
    font-size: 20px;
    color: var(--secondary);
    margin-bottom: 10px;
}

.card-content p {
    color: var(--text-light);
    font-size: 15px;
    margin-bottom: 15px;
}

.card-link {
    color: var(--primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.card-link:hover {
    gap: 10px;
}

/* Feature Cards */
.feature-card {
    text-align: center;
    padding: 40px 30px;
    background: var(--white);
    border-radius: 12px;
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-icon svg {
    width: 40px;
    height: 40px;
    fill: var(--white);
}

.feature-card h3 {
    color: var(--secondary);
    font-size: 22px;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-light);
    font-size: 15px;
}

/* Testimonials */
.testimonial-card {
    background: var(--white);
    padding: 35px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.testimonial-card p {
    font-style: italic;
    color: var(--text);
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
    font-size: 18px;
}

.testimonial-info strong {
    color: var(--secondary);
    display: block;
}

.testimonial-info span {
    color: var(--text-light);
    font-size: 14px;
}

/* Partners */
.partners-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 40px;
}

.partner-logo {
    font-size: 18px;
    color: var(--text-light);
    font-weight: 600;
    padding: 15px 30px;
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

/* Forms */
.form-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 30px rgba(0,0,0,0.1);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--secondary);
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(53,190,173,0.1);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-submit {
    text-align: center;
    margin-top: 30px;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.stat-item h3 {
    font-size: 48px;
    color: var(--primary);
    margin-bottom: 10px;
}

.stat-item p {
    color: var(--text-light);
    font-size: 16px;
}

/* CTA Section */
.cta-section {
    text-align: center;
    padding: 80px 20px;
}

.cta-section h2 {
    font-size: clamp(28px, 4vw, 40px);
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* Blog */
.blog-card .card-meta {
    display: flex;
    gap: 15px;
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 10px;
}

.blog-card .card-content h3 {
    font-size: 18px;
    line-height: 1.4;
}

/* Footer */
.footer {
    background: var(--secondary);
    color: var(--white);
    padding: 60px 20px 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto 40px;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 20px;
    display: inline-block;
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    font-size: 15px;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: background 0.3s;
}

.footer-social a:hover {
    background: var(--primary);
}

.footer-column h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--white);
}

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

.footer-column li {
    margin-bottom: 12px;
}

.footer-column a {
    color: rgba(255,255,255,0.7);
    font-size: 15px;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
    color: rgba(255,255,255,0.5);
    font-size: 14px;
}

/* Page Content */
.page-content {
    padding: 80px 20px;
}

.page-content h2 {
    font-size: 28px;
    color: var(--secondary);
    margin-bottom: 20px;
}

.page-content p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.page-content ul {
    margin-bottom: 20px;
    padding-left: 20px;
}

.page-content li {
    margin-bottom: 10px;
}

/* Responsive */
@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

@media (max-width: 768px) {
    .header-inner {
        padding: 15px 20px;
    }

    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    }

    .nav.active {
        display: flex;
    }

    .nav a {
        width: 100%;
        text-align: center;
    }

    .mobile-menu-btn {
        display: block;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .footer-social {
        justify-content: center;
    }

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

    .stat-item h3 {
        font-size: 36px;
    }

    .hero {
        padding: 100px 20px 60px;
    }

    .form-container {
        padding: 30px 20px;
    }
}