/**
 * Pattern Slots - Wordle-style CSS
 * Mobile-first, touch-optimized
 */

/* ========================================
   TAB NAVIGATION
   ======================================== */

.search-tabs-wrapper {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    /* overflow: hidden rimosso - tagliava l'autocomplete dropdown */
    margin-bottom: 24px;
}

.search-tabs-nav {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    border-bottom: 2px solid #e8e8e8;
    background: #fafafa;
    border-radius: 8px 8px 0 0; /* Per mantenere border-radius dopo rimozione overflow:hidden */
}

.search-tabs-nav li {
    flex: 1;
    margin: 0;
}

.search-tabs-nav a {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 12px;
    color: #666;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s ease;
    cursor: pointer;
}

.search-tabs-nav a:hover {
    color: #333;
    background: rgba(255, 141, 0, 0.05);
}

.search-tabs-nav li.active a,
.search-tabs-nav a.active {
    color: #ff8d00;
    border-bottom-color: #ff8d00;
    font-weight: 600;
    background: #fff;
}

.search-tabs-nav a i {
    font-size: 16px;
}

.search-tabs-content {
    padding: 24px;
}

.search-tabs-content > .tab-pane {
    display: none;
}

.search-tabs-content > .tab-pane.active {
    display: block;
}

/* Mobile tabs */
@media (max-width: 480px) {
    .search-tabs-nav a {
        padding: 14px 8px;
        font-size: 14px;
        flex-direction: column;
        gap: 4px;
    }

    .search-tabs-nav a i {
        font-size: 18px;
    }

    .search-tabs-content {
        padding: 16px;
    }
}

/* ========================================
   PATTERN FORM WRAPPER
   ======================================== */

.pattern-form-wrapper {
    max-width: 500px;
    margin: 0 auto;
}

.pattern-form-wrapper .lead {
    color: #666;
    font-size: 14px;
    margin-bottom: 20px;
}

/* ========================================
   LENGTH SELECTOR
   ======================================== */

.pattern-length-selector {
    text-align: center;
    margin-bottom: 24px;
}

.pattern-length-selector label {
    display: block;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
    font-size: 15px;
}

.pattern-length-select {
    display: inline-block;
    width: auto;
    min-width: 180px;
    padding: 12px 40px 12px 20px;
    font-size: 16px;
    font-weight: 600;
    color: #333;
    background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ff8d00'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E") no-repeat right 12px center;
    background-size: 20px;
    border: 2px solid #ff8d00;
    border-radius: 25px;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pattern-length-select:hover {
    border-color: #e65c00;
    box-shadow: 0 4px 12px rgba(255, 141, 0, 0.2);
}

.pattern-length-select:focus {
    outline: none;
    border-color: #ff8d00;
    box-shadow: 0 0 0 4px rgba(255, 141, 0, 0.15);
}

/* ========================================
   LETTER SLOTS (Wordle-style)
   ======================================== */

.letter-slots {
    display: flex;
    gap: 8px;
    justify-content: center;
    align-items: center;
    margin: 24px 0;
    flex-wrap: wrap;
    min-height: 60px;
}

.letter-slot {
    width: 48px;
    height: 56px;
    border: 2px solid #d0d0d0;
    border-radius: 6px;
    background: #fff;
    position: relative;
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.letter-slot:hover {
    border-color: #aaa;
}

.letter-slot.active {
    border-color: #ff8d00;
    box-shadow: 0 0 0 3px rgba(255, 141, 0, 0.2);
    transform: scale(1.05);
}

.letter-slot.filled {
    border-color: #4CAF50;
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
}

.letter-slot.filled.active {
    border-color: #388E3C;
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.25);
}

.letter-slot.touched {
    transform: scale(0.95);
}

.letter-slot input {
    width: 100%;
    height: 100%;
    border: none;
    background: transparent;
    text-align: center;
    font-size: 26px;
    font-weight: 700;
    text-transform: uppercase;
    color: #333;
    caret-color: #ff8d00;
    padding: 0;
    margin: 0;
}

.letter-slot input:focus {
    outline: none;
}

.letter-slot input::placeholder {
    color: #bbb;
    font-size: 28px;
    font-weight: 400;
}

.letter-slot.empty input::placeholder {
    opacity: 1;
}

/* Mobile: responsive slots */
@media (max-width: 480px) {
    .letter-slots {
        gap: 6px;
    }

    .letter-slot {
        width: 42px;
        height: 50px;
    }

    .letter-slot input {
        font-size: 22px;
    }

    .letter-slot input::placeholder {
        font-size: 24px;
    }
}

/* Very small screens */
@media (max-width: 360px) {
    .letter-slot {
        width: 36px;
        height: 44px;
    }

    .letter-slot input {
        font-size: 20px;
    }

    .letter-slot input::placeholder {
        font-size: 22px;
    }
}

/* Many letters: wrap and shrink */
.letter-slots[data-slots-count="10"] .letter-slot,
.letter-slots[data-slots-count="11"] .letter-slot,
.letter-slots[data-slots-count="12"] .letter-slot {
    width: 40px;
    height: 48px;
}

.letter-slots[data-slots-count="13"] .letter-slot,
.letter-slots[data-slots-count="14"] .letter-slot,
.letter-slots[data-slots-count="15"] .letter-slot {
    width: 36px;
    height: 44px;
}

/* ========================================
   ADVANCED OPTIONS
   ======================================== */

.pattern-advanced {
    text-align: center;
    margin-top: 16px;
}

.pattern-advanced-toggle {
    color: #888;
    font-size: 13px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: 4px;
    transition: all 0.2s;
}

.pattern-advanced-toggle:hover,
.pattern-advanced-toggle:focus {
    color: #555;
    background: #f5f5f5;
    text-decoration: none;
}

.pattern-advanced-toggle[aria-expanded="true"] {
    color: #ff8d00;
}

.pattern-advanced-toggle[aria-expanded="true"] i {
    transform: rotate(90deg);
}

.pattern-advanced .collapse {
    text-align: left;
    margin-top: 12px;
    padding: 16px;
    background: #f9f9f9;
    border-radius: 6px;
    border: 1px solid #eee;
}

.pattern-advanced .form-group label {
    font-size: 13px;
    color: #555;
    font-weight: 500;
}

.pattern-advanced .form-text {
    font-size: 12px;
}

/* ========================================
   SUBMIT BUTTON
   ======================================== */

.pattern-submit {
    font-size: 17px;
    padding: 14px 24px;
    border-radius: 8px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.2s;
}

.pattern-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 141, 0, 0.3);
}

.pattern-submit:active {
    transform: translateY(0);
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

/* Focus visible for keyboard navigation */
.letter-slot:focus-within {
    border-color: #ff8d00;
    box-shadow: 0 0 0 3px rgba(255, 141, 0, 0.3);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .letter-slot,
    .search-tabs-nav a,
    .pattern-submit {
        transition: none;
    }

    .letter-slot.active {
        transform: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .letter-slot {
        border-width: 3px;
    }

    .letter-slot.filled {
        background: #c8e6c9;
        border-color: #2e7d32;
    }

    .letter-slot.active {
        border-color: #e65100;
    }
}

/* ========================================
   RESULTS SUMMARY BADGES
   ======================================== */

.results-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
    padding: 16px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    align-items: center;
}

.results-summary strong {
    margin-right: 8px;
    color: #333;
    font-size: 15px;
}

.badge-results {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(135deg, #ff8d00 0%, #ff6b00 100%);
    color: #fff !important;
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
    text-decoration: none !important;
    transition: all 0.2s ease;
    border: none;
}

.badge-results:hover {
    background: linear-gradient(135deg, #ff6b00 0%, #e65c00 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 141, 0, 0.3);
    text-decoration: none !important;
    color: #fff !important;
}

.badge-results:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 141, 0, 0.3);
}

.badge-total {
    display: inline-flex;
    align-items: center;
    background: #6c757d;
    color: #fff;
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
}

/* Mobile adjustments for badges */
@media (max-width: 480px) {
    .results-summary {
        padding: 12px;
        gap: 6px;
    }

    .results-summary strong {
        width: 100%;
        margin-bottom: 4px;
    }

    .badge-results,
    .badge-total {
        padding: 6px 10px;
        font-size: 0.8em;
    }
}