/**
 * Árgangamót Keflavíkur 2025 - Modern Stylesheet
 * Color scheme: Teal (#1f5556) and Red (#e42b2d)
 */

/* ========================================
   CSS VARIABLES
   ======================================== */
:root {
    --color-primary: #1f5556;
    --color-accent: #e42b2d;
    --color-text: #1f5556;
    --color-white: #ffffff;
    --color-bg-light: rgba(255, 255, 255, 0.85);
    --color-bg-dark: rgba(31, 85, 86, 0.95);
    --color-border: #d0d0d0;
    --color-success: #28a745;
    --color-error: #dc3545;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

/* ========================================
   GLOBAL RESET & BASE
   ======================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: url(../../media/kefback.jpeg) no-repeat center center fixed;
    background-size: cover;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 3px solid var(--color-accent);
    display: inline-block;
}

h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-weight: 600;
    color: var(--color-primary);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

p {
    font-size: clamp(1rem, 2vw, 1.125rem);
    margin-bottom: 1rem;
    color: var(--color-text);
}

ul {
    list-style-position: inside;
    margin-bottom: 1.5rem;
}

li {
    font-size: clamp(1rem, 2vw, 1.125rem);
    margin-bottom: 0.5rem;
}

strong {
    font-weight: 600;
    color: var(--color-primary);
}

/* ========================================
   LAYOUT CONTAINERS
   ======================================== */
.main-container {
    max-width: 900px;
    margin: 3rem auto;
    padding: 2.5rem;
    background-color: var(--color-bg-light);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(10px);
}

.logo-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    gap: 1.5rem;
}

.logo-header img {
    width: 100%;
    max-width: 120px;
    height: auto;
}

.logo-header h1 {
    flex: 1;
    text-align: center;
    margin: 0;
}

.content-section {
    margin-bottom: 3rem;
}

.divider {
    width: 60%;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--color-primary), transparent);
    margin: 2.5rem auto;
    border: none;
}

/* ========================================
   GENDER SELECTION (Radio buttons styled as pills)
   ======================================== */
.gender-selection {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.gender-option {
    position: relative;
}

.gender-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.gender-option label {
    display: block;
    padding: 0.75rem 2rem;
    text-align: center;
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    font-weight: 600;
    user-select: none;
    min-width: 150px;
}

.gender-option input[type="radio"]:checked + label {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.gender-option label:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* ========================================
   VINTAGE SELECTION (Checkboxes grouped by decade)
   ======================================== */
.vintage-selection {
    margin-bottom: 0;
}

.vintage-decade {
    margin-bottom: 1.5rem;
}

.vintage-decade-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
    display: block;
}

.vintage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    gap: 0.5rem;
}

.vintage-checkbox {
    position: relative;
}

.vintage-checkbox input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.vintage-checkbox label {
    display: block;
    padding: 0.5rem 0.75rem;
    text-align: center;
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.95rem;
    font-weight: 500;
    user-select: none;
    white-space: nowrap; /* Prevent text wrapping */
    min-width: 85px; /* Ensure enough width for "Old Boys" */
}

.vintage-checkbox input[type="checkbox"]:checked + label {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    transform: scale(1.05);
}

.vintage-checkbox label:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* ========================================
   FORM SECTIONS
   ======================================== */
.form-section {
    background-color: rgba(255, 255, 255, 0.6);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    border: 2px solid transparent;
    transition: var(--transition);
}

.form-section:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.form-section-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-section-title .icon {
    font-size: 1.5rem;
}

/* ========================================
   FORM INPUTS
   ======================================== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
    font-size: 0.95rem;
}

.form-label .required {
    color: var(--color-accent);
    margin-left: 0.25rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 2px solid var(--color-border);
    border-radius: 8px;
    background-color: var(--color-white);
    transition: var(--transition);
    color: var(--color-text);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(31, 85, 86, 0.1);
    background-color: rgba(255, 250, 240, 0.8);
}

.form-control::placeholder {
    color: #999;
}

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath fill='%231f5556' d='M0 0l6 8 6-8z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* ========================================
   PLAYER ENTRIES
   ======================================== */
.player-list {
    margin-top: 1rem;
}

.player-entry {
    background-color: rgba(255, 255, 255, 0.7);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    position: relative;
    border: 1px solid var(--color-border);
}

.player-entry-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.player-number {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.9rem;
}

.btn-remove {
    background-color: transparent;
    border: none;
    color: var(--color-accent);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: var(--transition);
}

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

.player-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    user-select: none;
}

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

.btn-primary:hover:not(:disabled) {
    background-color: #c62325;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

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

.btn-add {
    width: 100%;
    margin-top: 1rem;
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn-add:hover {
    background-color: #17393a;
}

.btn-submit {
    width: 100%;
    padding: 1rem 2rem;
    font-size: 1.125rem;
    margin-top: 1.5rem;
}

/* ========================================
   PRICE SUMMARY
   ======================================== */
.price-summary {
    background: linear-gradient(135deg, var(--color-primary), #17393a);
    color: var(--color-white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.price-summary-label {
    font-size: 1rem;
    opacity: 0.9;
    margin-bottom: 0.5rem;
}

.price-summary-amount {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0;
}

/* ========================================
   CAPTAIN INFO BANNER
   ======================================== */
.captain-info-banner {
    background: linear-gradient(135deg, #e8f5e9, #c8e6c9);
    border: 2px solid #4caf50;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    animation: slideDown 0.3s ease;
}

.captain-info-banner .banner-content {
    color: #2e7d32;
}

.captain-info-banner strong {
    font-size: 1.1rem;
    color: #1b5e20;
}

#captainBannerDetails {
    background-color: rgba(255, 255, 255, 0.6);
    padding: 0.75rem;
    border-radius: 6px;
    font-size: 0.95rem;
}

/* ========================================
   VINTAGE AUTO-SELECT MESSAGE
   ======================================== */
.vintage-auto-select-message {
    background-color: #fff3cd;
    border: 1px solid #ffc107;
    color: #856404;
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin-top: 1rem;
    margin-bottom: 1rem;
    text-align: center;
    animation: slideDown 0.3s ease;
}

.vintage-auto-select-message small {
    font-size: 0.9rem;
    font-weight: 500;
}

/* ========================================
   ALERTS & MESSAGES
   ======================================== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-weight: 500;
    display: none;
}

.alert.show {
    display: block;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* ========================================
   LOADING STATE
   ======================================== */
.loading {
    pointer-events: none;
    opacity: 0.6;
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--color-white);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ========================================
   PAYMENT INFO BOX
   ======================================== */
.payment-info {
    background-color: rgba(228, 43, 45, 0.1);
    border: 2px solid var(--color-accent);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-top: 2rem;
}

.payment-info h3 {
    margin-top: 0;
    color: var(--color-accent);
}

.payment-info p {
    margin-bottom: 0.5rem;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 768px) {
    .main-container {
        margin: 1rem;
        padding: 1.5rem;
    }

    .logo-header {
        flex-direction: column;
        text-align: center;
    }

    .logo-header img {
        max-width: 100px;
    }

    .vintage-grid {
        grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
    }

    .player-fields {
        grid-template-columns: 1fr;
    }

    .form-section {
        padding: 1rem;
    }

    .price-summary-amount {
        font-size: 2rem;
    }

    .divider {
        width: 80%;
    }
}

@media (max-width: 480px) {
    .main-container {
        margin: 0.5rem;
        padding: 1rem;
        border-radius: 0;
    }

    h1 {
        font-size: 1.5rem;
    }

    .vintage-grid {
        grid-template-columns: repeat(auto-fill, minmax(55px, 1fr));
        gap: 0.4rem;
    }

    .vintage-checkbox label {
        padding: 0.4rem 0.5rem;
        font-size: 0.85rem;
    }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.text-center {
    text-align: center;
}

.text-justify {
    text-align: justify;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 2.5rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 2.5rem; }

.hidden {
    display: none;
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}