/* ===================================
   Amadeus Events - Shared Base Styles
   Common CSS variables, reset, and reusable components
   =================================== */

:root {
    /* Amadeus Brand Colors */
    --primary: #26005a;
    --secondary: #b650ff;
    --accent: #ff58ac;
    --bg-light: #e4c7ff;
    --dark-accent: #4f0230;
    --highlight-light: #ffc5f9;

    /* Light mode colors */
    --bg-color: #ffffff;
    --text-color: #26005a;
    --text-secondary: #4f0230;
    --card-bg: #ffffff;
    --border-color: #e4c7ff;
    --shadow: rgba(38, 0, 90, 0.1);

    /* Typography */
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'Monaco', 'Courier New', monospace;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;

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

[data-theme="dark"] {
    --bg-color: #0f0a1a;
    --text-color: #ffffff;
    --text-secondary: #e4c7ff;
    --card-bg: #1a0f2e;
    --border-color: #4f0230;
    --shadow: rgba(182, 80, 255, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================================
   Shared Navigation
   =================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--primary);
    padding: var(--spacing-sm) 0;
    z-index: 1000;
    box-shadow: 0 2px 10px var(--shadow);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: bold;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-decoration: none;
}

.logo-bracket {
    color: var(--accent);
}

.logo-text {
    color: #ffffff;
    margin: 0 0.25rem;
}

.nav-logo-line {
    display: flex;
    align-items: center;
    text-decoration: none;
    white-space: nowrap;
}

.nav-byline {
    font-size: 0.5rem;
    color: var(--accent);
    font-weight: 400;
    opacity: 0.6;
    align-self: flex-end;
    margin-top: -4px;
    letter-spacing: 0.5px;
    text-decoration: none;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-links a {
    color: #ffffff;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

/* Theme Toggle */
.theme-toggle {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 0.5rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 1.2rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
}

.theme-toggle:hover {
    border-color: var(--accent);
    transform: scale(1.1);
}

.theme-toggle .icon-moon {
    display: none;
}

[data-theme="dark"] .theme-toggle .icon-sun {
    display: none;
}

[data-theme="dark"] .theme-toggle .icon-moon {
    display: inline;
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: transparent;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    margin: 3px 0;
    transition: var(--transition);
}

/* ===================================
   Shared Buttons
   =================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--secondary);
    color: #ffffff;
}

.btn-primary:hover {
    background: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(182, 80, 255, 0.4);
}

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

[data-theme="dark"] .btn-secondary {
    color: var(--secondary);
    border-color: var(--secondary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: #ffffff;
}

[data-theme="dark"] .btn-secondary:hover {
    background: var(--secondary);
    color: #ffffff;
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.arrow {
    transition: transform 0.3s ease;
}

.btn:hover .arrow {
    transform: translateX(5px);
}

/* ===================================
   Shared Footer
   =================================== */

.footer {
    background: var(--dark-accent);
    color: #ffffff;
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-brand {
    font-family: var(--font-mono);
}

.footer-tagline {
    margin-top: var(--spacing-xs);
    opacity: 0.8;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-links a {
    color: #ffffff;
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 0.875rem;
    opacity: 0.8;
}

/* ===================================
   Responsive
   =================================== */

@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: var(--primary);
        width: 100%;
        padding: var(--spacing-md);
        transition: left 0.3s ease;
        box-shadow: 0 4px 10px var(--shadow);
    }

    .nav-links.active {
        left: 0;
    }

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

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

/* ===================================
   Accessibility
   =================================== */

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

a:focus,
button:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}