/* =============================================================================
   MERIDIANVOYAGES - CORPORATE PROFESSIONAL DESIGN SYSTEM
   ============================================================================= */

/* -----------------------------------------------------------------------------
   CSS VARIABLES & ROOT
   ----------------------------------------------------------------------------- */
:root {
    /* Colors */
    --color-navy-dark: #0F2738;
    --color-navy: #1B3A57;
    --color-navy-light: #2C5F8D;
    --color-gray-dark: #2D3748;
    --color-gray: #4A5568;
    --color-gray-light: #A0AEC0;
    --color-gray-bg: #E2E8F0;
    --color-white: #FFFFFF;
    --color-success: #2F855A;
    --color-warning: #C05621;
    --color-border: #CBD5E0;

    /* Typography */
    --font-serif: 'Merriweather', Georgia, serif;
    --font-sans: 'Open Sans', 'Helvetica Neue', sans-serif;
    --font-body: 'Roboto', Arial, sans-serif;

    /* Spacing */
    --space-xs: 8px;
    --space-s: 16px;
    --space-m: 24px;
    --space-l: 32px;
    --space-xl: 48px;
    --space-xxl: 64px;
    --space-xxxl: 96px;

    /* Borders */
    --border-radius: 4px;
    --border-width: 1px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray-dark);
    background: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* -----------------------------------------------------------------------------
   TYPOGRAPHY
   ----------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 700;
    color: var(--color-navy-dark);
    line-height: 1.3;
    margin-bottom: var(--space-m);
}

h1 { font-size: 48px; }
h2 { font-size: 36px; }
h3 { font-size: 28px; }
h4 { font-size: 22px; }
h5 { font-size: 18px; }
h6 { font-size: 16px; }

p {
    margin-bottom: var(--space-s);
    color: var(--color-gray);
}

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

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

/* -----------------------------------------------------------------------------
   CONTAINER
   ----------------------------------------------------------------------------- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-m);
}

/* -----------------------------------------------------------------------------
   BUTTONS
   ----------------------------------------------------------------------------- */
.btn-primary {
    display: inline-block;
    padding: 14px 32px;
    background: var(--color-navy);
    color: var(--color-white);
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

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

.btn-secondary {
    display: inline-block;
    padding: 14px 32px;
    background: transparent;
    color: var(--color-navy);
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    border: 2px solid var(--color-navy);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-submit {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 16px 40px;
    background: var(--color-navy);
    color: var(--color-white);
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.btn-submit:hover {
    background: var(--color-navy-light);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* -----------------------------------------------------------------------------
   TOP BAR
   ----------------------------------------------------------------------------- */
.top-bar {
    background: var(--color-navy-dark);
    color: var(--color-white);
    padding: var(--space-xs) 0;
    font-size: 14px;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left,
.top-bar-right {
    display: flex;
    gap: var(--space-m);
}

.top-bar span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.top-bar i {
    font-size: 12px;
}

/* -----------------------------------------------------------------------------
   HEADER
   ----------------------------------------------------------------------------- */
.corporate-header {
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-s) 0;
}

/* Logo */
.logo a {
    display: flex;
    flex-direction: column;
    text-decoration: none;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 700;
    color: var(--color-navy);
}

.logo-tagline {
    font-family: var(--font-sans);
    font-size: 12px;
    color: var(--color-gray);
    font-style: italic;
}

/* Main Navigation */
.main-nav {
    display: flex;
    gap: var(--space-m);
}

.nav-link {
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 600;
    color: var(--color-gray-dark);
    padding: var(--space-xs) var(--space-s);
    position: relative;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-navy);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--space-s);
    right: var(--space-s);
    height: 2px;
    background: var(--color-navy);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-navy);
    transition: var(--transition);
}

/* -----------------------------------------------------------------------------
   FOOTER
   ----------------------------------------------------------------------------- */
.corporate-footer {
    background: var(--color-navy-dark);
    color: var(--color-white);
    padding: var(--space-xxl) 0 var(--space-m);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-column {
    display: flex;
    flex-direction: column;
}

.footer-title {
    font-family: var(--font-sans);
    font-size: 18px;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-m);
}

.footer-description {
    color: var(--color-gray-light);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: var(--space-m);
}

.footer-certifications p {
    font-size: 13px;
    color: var(--color-gray-light);
    margin-bottom: var(--space-xs);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.footer-nav a {
    color: var(--color-gray-light);
    font-size: 14px;
    transition: var(--transition);
}

.footer-nav a:hover {
    color: var(--color-white);
    padding-left: var(--space-xs);
}

.footer-contact p {
    font-size: 14px;
    color: var(--color-gray-light);
    margin-bottom: var(--space-xs);
    display: flex;
    align-items: flex-start;
    gap: var(--space-xs);
}

.footer-contact i {
    margin-top: 4px;
}

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

.footer-contact a:hover {
    color: var(--color-white);
}

.emergency-contact {
    margin-top: var(--space-m);
    padding: var(--space-s);
    background: rgba(192, 86, 33, 0.2);
    border-left: 3px solid var(--color-warning);
    border-radius: var(--border-radius);
}

.emergency-title {
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-xs);
}

.emergency-contact a {
    color: var(--color-white);
    font-weight: 600;
}

/* Footer Newsletter */
.footer-newsletter {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--space-l);
    border-radius: var(--border-radius);
    margin-bottom: var(--space-xl);
}

.newsletter-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-l);
}

.newsletter-text h3 {
    font-size: 22px;
    color: var(--color-white);
    margin-bottom: var(--space-xs);
}

.newsletter-text p {
    color: var(--color-gray-light);
    font-size: 14px;
}

.newsletter-form {
    display: flex;
    gap: var(--space-s);
}

.newsletter-form input[type="email"] {
    padding: 12px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 15px;
    min-width: 300px;
}

.newsletter-form button {
    padding: 12px 28px;
    background: var(--color-navy-light);
    color: var(--color-white);
    font-family: var(--font-sans);
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.newsletter-form button:hover {
    background: var(--color-navy);
}

/* Footer Trust */
.footer-trust {
    margin-bottom: var(--space-xl);
}

.trust-badges {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-m);
}

.trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-m);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
}

.trust-item i {
    font-size: 28px;
    color: var(--color-navy-light);
}

.trust-item span {
    font-size: 13px;
    color: var(--color-gray-light);
    text-align: center;
}

/* Footer Legal */
.footer-legal {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-l);
}

.legal-info {
    text-align: center;
    margin-bottom: var(--space-m);
}

.legal-info p {
    font-size: 12px;
    color: var(--color-gray-light);
    line-height: 1.8;
}

.legal-links {
    display: flex;
    justify-content: center;
    gap: var(--space-m);
    flex-wrap: wrap;
    margin-bottom: var(--space-m);
}

.legal-links a {
    font-size: 13px;
    color: var(--color-gray-light);
}

.legal-links a:hover {
    color: var(--color-white);
}

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

.footer-copyright p {
    font-size: 13px;
    color: var(--color-gray-light);
}

/* -----------------------------------------------------------------------------
   FORMS
   ----------------------------------------------------------------------------- */
.form-section {
    margin-bottom: var(--space-xl);
}

.section-title {
    font-size: 22px;
    color: var(--color-navy);
    margin-bottom: var(--space-m);
    padding-bottom: var(--space-s);
    border-bottom: 2px solid var(--color-gray-bg);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-m);
    margin-bottom: var(--space-m);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    display: block;
    margin-bottom: var(--space-xs);
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-gray-dark);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-body);
    font-size: 15px;
    color: var(--color-gray-dark);
    background: var(--color-white);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-navy);
    box-shadow: 0 0 0 3px rgba(27, 58, 87, 0.1);
}

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

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-s);
}

.checkbox-group label {
    display: flex;
    align-items: flex-start;
    gap: var(--space-s);
    font-size: 14px;
    color: var(--color-gray);
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    margin-top: 3px;
    cursor: pointer;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--space-s);
    font-size: 14px;
    color: var(--color-gray);
    cursor: pointer;
}

.checkbox-label input {
    margin-top: 3px;
}

.form-submit {
    text-align: center;
    margin-top: var(--space-xl);
}

.form-note {
    margin-top: var(--space-s);
    font-size: 13px;
    color: var(--color-gray);
    font-style: italic;
}

/* Form Headers */
.form-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.form-title {
    font-size: 36px;
    color: var(--color-navy-dark);
    margin-bottom: var(--space-s);
}

.form-subtitle {
    font-size: 16px;
    color: var(--color-gray);
}

/* Form Reassurance */
.form-reassurance {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-m);
    margin-top: var(--space-xl);
    padding: var(--space-l);
    background: var(--color-gray-bg);
    border-radius: var(--border-radius);
}

.reassurance-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-s);
    text-align: center;
}

.reassurance-item i {
    font-size: 32px;
    color: var(--color-navy);
}

.reassurance-item span {
    font-size: 13px;
    color: var(--color-gray-dark);
}

/* -----------------------------------------------------------------------------
   CARDS
   ----------------------------------------------------------------------------- */
.card {
    background: var(--color-white);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--space-l);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

/* -----------------------------------------------------------------------------
   GRID SYSTEM
   ----------------------------------------------------------------------------- */
.grid {
    display: grid;
    gap: var(--space-l);
}

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

/* -----------------------------------------------------------------------------
   SECTIONS
   ----------------------------------------------------------------------------- */
.section {
    padding: var(--space-xxl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.section-title {
    font-size: 42px;
    color: var(--color-navy-dark);
    margin-bottom: var(--space-s);
}

.section-subtitle {
    font-size: 18px;
    color: var(--color-gray);
    max-width: 700px;
    margin: 0 auto;
}

/* -----------------------------------------------------------------------------
   HERO SECTION
   ----------------------------------------------------------------------------- */
.hero {
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(15, 39, 56, 0.7), rgba(27, 58, 87, 0.5));
}

.hero-content {
    position: relative;
    text-align: center;
    color: var(--color-white);
    max-width: 800px;
    padding: 0 var(--space-m);
}

.hero-title {
    font-size: 56px;
    color: var(--color-white);
    margin-bottom: var(--space-m);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 20px;
    color: var(--color-white);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--space-m);
    justify-content: center;
}

/* -----------------------------------------------------------------------------
   RESPONSIVE DESIGN
   ----------------------------------------------------------------------------- */

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

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

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

    .newsletter-content {
        flex-direction: column;
    }

    .newsletter-form input[type="email"] {
        min-width: 100%;
    }
}

/* Mobile */
@media (max-width: 768px) {
    h1 { font-size: 36px; }
    h2 { font-size: 28px; }
    h3 { font-size: 22px; }

    .top-bar-content {
        flex-direction: column;
        gap: var(--space-xs);
        text-align: center;
    }

    .top-bar-left,
    .top-bar-right {
        flex-direction: column;
        gap: var(--space-xs);
    }

    .header-content {
        flex-wrap: wrap;
    }

    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: var(--space-m);
        box-shadow: var(--shadow-md);
    }

    .main-nav.active {
        display: flex;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .header-cta {
        order: -1;
        width: 100%;
        margin-bottom: var(--space-s);
    }

    .header-cta .btn-primary {
        width: 100%;
        text-align: center;
    }

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

    .trust-badges {
        grid-template-columns: 1fr;
    }

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

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

    .legal-links {
        flex-direction: column;
        gap: var(--space-s);
    }

    .hero {
        height: 500px;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-cta {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-s);
    }

    .section {
        padding: var(--space-xl) 0;
    }

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