/* ==================== DEPORTIVO ALAVÉS - BASE STYLES ==================== */
/* styles.css - Shared styles across all pages */
/* Design based on official deportivoalaves.com */

/* ==================== CSS VARIABLES ==================== */
:root {
    /* Official Deportivo Alavés Brand Colors */
    --color-primary: #0032A0;          /* Official Blue */
    --color-primary-dark: #05163A;     /* Dark Navy */
    --color-primary-light: #487EFD;    /* Light Blue */

    /* Secondary/Accent - Official Red */
    --color-accent: #FC0427;
    --color-accent-dark: #c9031f;

    /* Grays - from official site */
    --color-gray-dark: #1a1f26;
    --color-gray: #3b4048;
    --color-gray-medium: #6d727b;
    --color-gray-light: #dedfe2;
    --color-gray-lighter: #eeeeee;

    /* Background Colors - Clean Modern Look */
    --color-background: #05163A;
    --color-background-muted: #0a1d42;
    --color-background-card: #0d2654;
    --color-background-input: #13306a;

    /* Text Colors */
    --color-white: #ffffff;
    --color-text-light: rgba(255, 255, 255, 0.9);
    --color-text-muted: rgba(255, 255, 255, 0.65);

    /* Border Colors */
    --color-border: rgba(255, 255, 255, 0.15);
    --color-border-light: rgba(255, 255, 255, 0.25);

    /* State Colors */
    --color-error: #FC0427;
    --color-success: #56AC42;

    /* Typography - Roboto Flex like official site */
    --font-family: "Roboto Flex", "Roboto", system-ui, -apple-system, sans-serif;

    /* Spacing - based on 5px unit like official site */
    --space-1: 5px;
    --space-2: 10px;
    --space-3: 15px;
    --space-4: 20px;
    --space-5: 25px;
    --space-6: 30px;
    --space-8: 40px;
    --space-10: 50px;
    --space-12: 60px;
    --space-16: 80px;

    /* Border Radius - Minimal like official site */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --radius-full: 50%;

    /* Shadows - Minimal/flat design */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.25);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* ==================== RESET & BASE ==================== */
*, *::before, *::after {
    margin: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-white);
    background-color: var(--color-background);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

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

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

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

/* ==================== CONTAINER ==================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

/* ==================== HEADER ==================== */
.site-header {
    background-color: var(--color-primary-dark);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-3) var(--space-4);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
}

.header-logo img {
    height: 56px;
    width: auto;
}

.header-nav {
    flex: 1;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-5);
    list-style: none;
    justify-content: center;
    padding: 0;
    margin: 0;
}

.nav-list a {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    color: var(--color-text-light);
}

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

.nav-list a.is-active {
    color: var(--color-white);
    background-color: var(--color-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.header-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background-color: transparent;
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-full);
    color: var(--color-white);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.header-action-btn:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.header-auth-icons {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.header-auth-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background-color: transparent;
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-full);
    color: var(--color-white);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.header-auth-icon:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.header-auth-icon.is-active {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.header-logout-btn:hover {
    background-color: transparent;
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 12px 24px;
    font-family: var(--font-family);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

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

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

.btn-primary:active {
    transform: scale(0.98);
}

.btn-primary:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 50, 160, 0.4);
}

/* Circle button style like official site */
.btn-circle {
    background-color: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-full);
    padding: 12px 28px;
}

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

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

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

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

.btn-outline:hover {
    background-color: transparent;
    border-color: var(--color-primary);
    color: var(--color-primary-light);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 0.875rem;
}

.btn:disabled,
.btn[disabled] {
    opacity: 0.4;
    color: var(--color-text-muted);
    cursor: not-allowed;
    pointer-events: none;
}

/* ==================== FOOTER ==================== */
.site-footer {
    background-color: var(--color-background-muted);
    border-top: 1px solid var(--color-border);
    padding: var(--space-8) 0;
    margin-top: auto;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    text-align: center;
}

.footer-logo img {
    height: 40px;
    opacity: 0.8;
}

.footer-links {
    display: flex;
    gap: var(--space-6);
}

.footer-links a {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

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

.footer-copyright {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin-bottom: 0;
}

/* ==================== UTILITIES ==================== */
.text-primary {
    color: var(--color-primary);
}

.text-muted {
    color: var(--color-text-muted);
}

/* ==================== MOBILE MENU BUTTON ==================== */
.mobile-menu-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background-color: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-white);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.mobile-menu-btn:hover {
    background-color: var(--color-background-card);
    border-color: var(--color-border-light);
}

.mobile-menu-btn .close-icon {
    display: none;
}

.mobile-menu-btn[aria-expanded="true"] .menu-icon {
    display: none;
}

.mobile-menu-btn[aria-expanded="true"] .close-icon {
    display: block;
}

/* ==================== RESPONSIVE - HEADER ==================== */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .header-nav {
        position: fixed;
        top: 83px;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--color-background-muted);
        border-top: 1px solid var(--color-border);
        padding: var(--space-6);
        transform: translateX(100%);
        transition: transform 0.3s ease;
        overflow-y: auto;
        z-index: 99;
    }

    .header-nav.is-open {
        transform: translateX(0);
    }

    .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-2);
    }

    .nav-list li {
        width: 100%;
    }

    .nav-list a {
        display: block;
        padding: var(--space-4);
        font-size: 1rem;
        text-align: center;
        border-radius: var(--radius-md);
        background-color: var(--color-background-card);
        border: 1px solid var(--color-border);
    }

    .nav-list a:hover,
    .nav-list a.is-active {
        background-color: var(--color-primary);
        border-color: var(--color-primary);
        color: var(--color-white);
    }
}

/* ==================== FLASH MESSAGES ==================== */
.flash-message {
    position: fixed;
    top: var(--space-5);
    left: var(--space-5);
    right: var(--space-5);
    max-width: 500px;
    z-index: 1000;
    padding: var(--space-4) var(--space-5);
    background-color: var(--color-background-card);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-lg);
    color: var(--color-white);
    font-weight: 500;
    box-shadow: var(--shadow-xl);
    animation: flashSlideDown 0.3s ease-out;
}

.flash-message::part(close-button) {
    color: var(--color-text-light);
    opacity: 0.8;
    transition: opacity var(--transition-normal);
}

.flash-message::part(close-button):hover {
    opacity: 1;
}

@keyframes flashSlideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (min-width: 768px) {
    .flash-message {
        left: auto;
        right: var(--space-5);
    }
}