/* ============================================================
   CORE FORM STYLES - نسخه 2.0.0 یکپارچه
   پشتیبانی از تمام پست‌تایپ‌های آگهی
   ============================================================ */

/* ============================================================
   1. متغیرهای CSS (قابل سفارشی‌سازی برای هر پست‌تایپ)
   ============================================================ */
:root {
    /* فونت و اندازه‌های پایه */
    --form-font-family: 'Estedad', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --form-input-height: clamp(44px, 6vh, 52px);
    --form-radius: clamp(8px, 1.2vw, 12px);
    --form-radius-lg: clamp(14px, 2vw, 20px);
    --form-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* رنگ‌های اصلی */
    --form-primary: #2563eb;
    --form-primary-dark: #1d4ed8;
    --form-primary-bg: #eff6ff;
    --form-primary-light: #dbeafe;
    
    --form-success: #10b981;
    --form-success-bg: #ecfdf5;
    --form-success-light: #d1fae5;
    
    --form-danger: #ef4444;
    --form-danger-bg: #fef2f2;
    --form-danger-light: #fecaca;
    
    --form-warning: #f59e0b;
    --form-warning-bg: #fffbeb;
    --form-warning-light: #fde68a;
    
    /* رنگ‌های خاکستری */
    --form-gray-50: #f8fafc;
    --form-gray-100: #f1f5f9;
    --form-gray-200: #e2e8f0;
    --form-gray-300: #cbd5e1;
    --form-gray-400: #94a3b8;
    --form-gray-500: #64748b;
    --form-gray-600: #475569;
    --form-gray-700: #334155;
    --form-gray-800: #1e293b;
    --form-gray-900: #0f172a;
    
    --form-white: #ffffff;
    --form-black: #000000;
    
    /* سایه‌ها */
    --form-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
    --form-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
    --form-shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.08);
    --form-shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.12);
    
    --form-shadow-focus: 0 0 0 4px rgba(37, 99, 235, 0.15);
    --form-shadow-focus-danger: 0 0 0 4px rgba(239, 68, 68, 0.15);
    --form-shadow-focus-success: 0 0 0 4px rgba(16, 185, 129, 0.15);
    
    /* فضای خالی */
    --form-space-xs: 4px;
    --form-space-sm: 8px;
    --form-space-md: 16px;
    --form-space-lg: 24px;
    --form-space-xl: 32px;
    --form-space-2xl: 40px;
}

/* ============================================================
   2. کانتینر اصلی بخش تخصصی
   ============================================================ */
.sadtik-specs-wrapper {
    background: var(--form-white);
    border: 1px solid var(--form-gray-200);
    border-radius: var(--form-radius-lg);
    padding: clamp(16px, 3vw, 28px);
    margin-bottom: var(--form-space-lg);
    font-family: var(--form-font-family);
    transition: all var(--form-transition);
    position: relative;
    overflow: hidden;
}

/* خط تزئینی بالای هر بخش */
.sadtik-specs-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--form-primary);
    opacity: 0.6;
}

.sadtik-specs-wrapper:hover {
    border-color: var(--form-gray-300);
    box-shadow: var(--form-shadow-md);
}

/* ============================================================
   3. هدر بخش
   ============================================================ */
.sadtik-specs-wrapper .sadtik-card-header {
    display: flex;
    align-items: center;
    gap: var(--form-space-md);
    margin-bottom: var(--form-space-xl);
    padding-bottom: var(--form-space-md);
    border-bottom: 2px solid var(--form-gray-200);
}

.sadtik-specs-wrapper .sadtik-card-header i {
    font-size: clamp(18px, 2.5vw, 22px);
    width: clamp(40px, 5vw, 48px);
    height: clamp(40px, 5vw, 48px);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--form-radius);
    background: var(--form-primary-bg);
    color: var(--form-primary);
    transition: all var(--form-transition);
    flex-shrink: 0;
}

.sadtik-specs-wrapper .sadtik-card-header i:hover {
    background: var(--form-primary);
    color: var(--form-white);
    transform: scale(1.05) translateY(-2px);
    box-shadow: var(--form-shadow-md);
}

.sadtik-specs-wrapper .sadtik-card-header h3 {
    font-size: clamp(15px, 2vw, 18px);
    font-weight: 700;
    color: var(--form-gray-800);
    margin: 0;
    line-height: 1.3;
}

.sadtik-specs-wrapper .sadtik-card-header .header-badge {
    margin-right: auto;
    padding: 3px 14px;
    background: var(--form-primary-bg);
    color: var(--form-primary);
    border-radius: 30px;
    font-size: 10px;
    font-weight: 600;
    white-space: nowrap;
}

/* ============================================================
   4. فیلدها
   ============================================================ */
.sadtik-specs-wrapper .sadtik-field-group {
    margin-bottom: var(--form-space-lg);
}

.sadtik-specs-wrapper .sadtik-field-group label {
    font-size: clamp(12px, 1.4vw, 14px);
    font-weight: 600;
    color: var(--form-gray-700);
    display: block;
    margin-bottom: var(--form-space-sm);
    font-family: var(--form-font-family);
}

.sadtik-specs-wrapper .sadtik-field-group label .required-star {
    color: var(--form-danger);
    margin-right: 4px;
    font-size: 1.1em;
}

.sadtik-specs-wrapper .sadtik-field-group label .optional-badge {
    color: var(--form-gray-400);
    font-weight: 400;
    font-size: 0.85em;
    background: var(--form-gray-100);
    padding: 1px 10px;
    border-radius: 30px;
    margin-right: 6px;
}

.sadtik-specs-wrapper .sadtik-field-group label .field-icon {
    margin-left: 6px;
    color: var(--form-primary);
}

/* ============================================================
   5. ورودی‌ها (Input, Select, Textarea)
   ============================================================ */
.sadtik-specs-wrapper .sadtik-input-control {
    width: 100%;
    height: var(--form-input-height);
    padding: 0 clamp(10px, 1.5vw, 16px);
    background: var(--form-white);
    border: 2px solid var(--form-gray-200);
    border-radius: var(--form-radius);
    font-size: clamp(13px, 1.3vw, 14px);
    font-weight: 500;
    color: var(--form-gray-800);
    transition: all var(--form-transition);
    outline: none;
    font-family: var(--form-font-family);
    box-sizing: border-box;
}

.sadtik-specs-wrapper .sadtik-input-control:hover {
    border-color: var(--form-gray-300);
    background-color: var(--form-gray-50);
}

.sadtik-specs-wrapper .sadtik-input-control:focus {
    border-color: var(--form-primary);
    box-shadow: var(--form-shadow-focus);
    transform: translateY(-1px);
    background-color: var(--form-white);
}

.sadtik-specs-wrapper .sadtik-input-control::placeholder {
    color: var(--form-gray-400);
    font-size: clamp(12px, 1.2vw, 13px);
    font-weight: 400;
}

/* Textarea */
.sadtik-specs-wrapper textarea.sadtik-input-control {
    height: auto;
    min-height: clamp(100px, 15vh, 140px);
    padding: clamp(10px, 1.5vw, 14px);
    resize: vertical;
    line-height: 1.7;
}

/* Select با آیکون فلش */
.sadtik-specs-wrapper .select-wrapper {
    position: relative;
}

.sadtik-specs-wrapper select.sadtik-input-control {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    padding-left: clamp(30px, 4vw, 44px);
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 12px center;
    background-size: 16px;
}

.sadtik-specs-wrapper select.sadtik-input-control:focus {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563EB' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

.sadtik-specs-wrapper .select-wrapper .select-arrow {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--form-gray-400);
    font-size: 13px;
    pointer-events: none;
}

/* ============================================================
   6. فیلدهای عددی فارسی
   ============================================================ */
.sadtik-specs-wrapper .persian-number-input {
    font-family: var(--form-font-family), monospace !important;
    font-feature-settings: "ss02";
    letter-spacing: 0.5px;
}

/* ============================================================
   7. قیمت و مبلغ به حروف
   ============================================================ */
.sadtik-specs-wrapper .price-input-wrapper {
    position: relative;
    direction: rtl;
}

.sadtik-specs-wrapper .price-fa-input {
    font-family: var(--form-font-family), monospace !important;
    letter-spacing: 1px;
    direction: rtl !important;
    text-align: right !important;
    font-size: clamp(15px, 1.6vw, 17px) !important;
    font-weight: 700 !important;
    color: var(--form-gray-800) !important;
    padding: 0 clamp(10px, 1.5vw, 16px) !important;
}

.sadtik-specs-wrapper .price-words-box {
    background: var(--form-primary-bg);
    border: 1px solid var(--form-primary-light);
    border-radius: var(--form-radius);
    padding: clamp(8px, 1vw, 12px) clamp(12px, 1.5vw, 16px);
    display: flex;
    align-items: center;
    gap: var(--form-space-sm);
    direction: rtl;
    animation: fadeInUp 0.3s ease;
}

.sadtik-specs-wrapper .price-words-box i {
    color: var(--form-primary);
    font-size: clamp(12px, 1.2vw, 14px);
    flex-shrink: 0;
}

.sadtik-specs-wrapper .price-words-box .price-words-text {
    font-size: clamp(10px, 1vw, 12px);
    color: var(--form-primary-dark);
    font-weight: 500;
    line-height: 1.5;
}

/* ============================================================
   8. وضعیت‌های اعتبارسنجی
   ============================================================ */
.sadtik-specs-wrapper .sadtik-input-control.sadtik-invalid {
    border-color: var(--form-danger) !important;
    background-color: var(--form-danger-bg) !important;
    box-shadow: var(--form-shadow-focus-danger) !important;
    animation: shake 0.4s ease-in-out;
}

.sadtik-specs-wrapper .sadtik-input-control.sadtik-valid {
    border-color: var(--form-success) !important;
    background-color: var(--form-success-bg) !important;
    box-shadow: var(--form-shadow-focus-success) !important;
}

/* ============================================================
   9. پیام خطا
   ============================================================ */
.sadtik-specs-wrapper .sadtik-error-message {
    color: #dc2626;
    font-size: clamp(10px, 1vw, 12px);
    margin-top: var(--form-space-sm);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: clamp(6px, 0.8vw, 10px) clamp(10px, 1.5vw, 16px);
    background: var(--form-danger-bg);
    border-radius: var(--form-radius);
    border-right: 3px solid var(--form-danger);
    font-family: var(--form-font-family);
    animation: slideDown 0.25s ease forwards;
}

.sadtik-specs-wrapper .sadtik-error-message::before {
    content: "⚠️";
    font-size: clamp(11px, 1.1vw, 13px);
    flex-shrink: 0;
}

/* ============================================================
   10. راهنمای فیلد (Field Hint)
   ============================================================ */
.sadtik-specs-wrapper .field-hint {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: clamp(10px, 1vw, 12px);
    color: var(--form-gray-500);
    margin-top: var(--form-space-sm);
    font-family: var(--form-font-family);
    line-height: 1.6;
}

.sadtik-specs-wrapper .field-hint i {
    color: var(--form-primary);
    font-size: clamp(10px, 1vw, 12px);
    flex-shrink: 0;
}

/* ============================================================
   11. راهنمای تخصصی (Expert Guide)
   ============================================================ */
.sadtik-specs-wrapper .expert-guide {
    background: var(--form-gray-50);
    border: 1px solid var(--form-gray-200);
    border-radius: var(--form-radius-lg);
    padding: clamp(16px, 2vw, 24px);
    margin-top: var(--form-space-xl);
}

.sadtik-specs-wrapper .expert-guide .guide-header {
    display: flex;
    align-items: center;
    gap: var(--form-space-md);
    margin-bottom: var(--form-space-md);
}

.sadtik-specs-wrapper .expert-guide .guide-header i {
    font-size: clamp(18px, 2vw, 22px);
    color: var(--form-primary);
    flex-shrink: 0;
}

.sadtik-specs-wrapper .expert-guide .guide-header strong {
    font-size: clamp(13px, 1.4vw, 15px);
    color: var(--form-gray-800);
}

.sadtik-specs-wrapper .expert-guide ul {
    margin: var(--form-space-sm) var(--form-space-xl) 0 0;
    padding: 0;
    font-size: clamp(11px, 1.2vw, 13px);
    line-height: 2.2;
    list-style: none;
    color: var(--form-gray-700);
}

.sadtik-specs-wrapper .expert-guide ul li::before {
    content: "• ";
    color: var(--form-primary);
    font-weight: 700;
}

/* ============================================================
   12. انیمیشن‌های عمومی
   ============================================================ */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    60% { transform: translateX(-4px); }
    80% { transform: translateX(4px); }
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   13. واکنش‌گرایی کامل (موبایل اول)
   ============================================================ */

/* تبلت و موبایل بزرگ */
@media (max-width: 1024px) {
    .sadtik-specs-wrapper {
        padding: clamp(14px, 2.5vw, 22px);
    }
}

/* موبایل */
@media (max-width: 768px) {
    .sadtik-specs-wrapper {
        border-radius: var(--form-radius);
        padding: clamp(12px, 2vw, 18px);
        margin-bottom: var(--form-space-md);
    }
    
    .sadtik-specs-wrapper .sadtik-card-header {
        gap: var(--form-space-sm);
        margin-bottom: var(--form-space-lg);
        padding-bottom: var(--form-space-sm);
    }
    
    .sadtik-specs-wrapper .sadtik-card-header i {
        width: clamp(34px, 5vw, 40px);
        height: clamp(34px, 5vw, 40px);
        font-size: clamp(16px, 2.5vw, 18px);
    }
    
    .sadtik-specs-wrapper .sadtik-card-header h3 {
        font-size: clamp(14px, 2.2vw, 16px);
    }
    
    .sadtik-specs-wrapper .sadtik-field-group {
        margin-bottom: var(--form-space-md);
    }
    
    .sadtik-specs-wrapper .sadtik-field-group label {
        font-size: clamp(11px, 1.8vw, 13px);
    }
    
    .sadtik-specs-wrapper .sadtik-input-control {
        height: clamp(40px, 6vh, 46px);
        padding: 0 clamp(8px, 1.2vw, 12px);
        font-size: clamp(12px, 1.8vw, 14px);
    }
    
    .sadtik-specs-wrapper textarea.sadtik-input-control {
        min-height: clamp(80px, 12vh, 110px);
        padding: clamp(8px, 1.2vw, 12px);
    }
    
    .sadtik-specs-wrapper .price-fa-input {
        font-size: clamp(14px, 2vw, 16px) !important;
    }
    
    .sadtik-specs-wrapper .expert-guide {
        padding: clamp(12px, 1.8vw, 18px);
    }
    
    .sadtik-specs-wrapper .expert-guide ul {
        font-size: clamp(10px, 1.5vw, 12px);
        line-height: 2;
    }
    
    .sadtik-specs-wrapper .sadtik-error-message {
        padding: clamp(4px, 0.8vw, 8px) clamp(8px, 1.2vw, 14px);
        font-size: clamp(9px, 1.2vw, 11px);
    }
}

/* موبایل کوچک */
@media (max-width: 480px) {
    .sadtik-specs-wrapper {
        padding: clamp(10px, 1.5vw, 14px);
        border-radius: var(--form-radius);
    }
    
    .sadtik-specs-wrapper .sadtik-card-header {
        gap: var(--form-space-xs);
        margin-bottom: var(--form-space-md);
        padding-bottom: var(--form-space-xs);
    }
    
    .sadtik-specs-wrapper .sadtik-card-header i {
        width: clamp(30px, 4.5vw, 34px);
        height: clamp(30px, 4.5vw, 34px);
        font-size: clamp(14px, 2vw, 16px);
    }
    
    .sadtik-specs-wrapper .sadtik-card-header h3 {
        font-size: clamp(13px, 2vw, 15px);
    }
    
    .sadtik-specs-wrapper .sadtik-input-control {
        height: clamp(38px, 5.5vh, 42px);
        padding: 0 clamp(6px, 1vw, 10px);
        font-size: clamp(12px, 1.6vw, 13px);
    }
    
    .sadtik-specs-wrapper textarea.sadtik-input-control {
        min-height: clamp(70px, 10vh, 90px);
        padding: clamp(6px, 1vw, 10px);
    }
    
    .sadtik-specs-wrapper .price-fa-input {
        font-size: clamp(13px, 1.8vw, 15px) !important;
    }
    
    .sadtik-specs-wrapper .price-words-box {
        padding: clamp(6px, 0.8vw, 10px) clamp(8px, 1vw, 12px);
    }
    
    .sadtik-specs-wrapper .price-words-box .price-words-text {
        font-size: clamp(9px, 1vw, 11px);
    }
    
    .sadtik-specs-wrapper .field-hint {
        font-size: clamp(9px, 1vw, 11px);
    }
    
    .sadtik-specs-wrapper .expert-guide {
        padding: clamp(10px, 1.5vw, 14px);
    }
    
    .sadtik-specs-wrapper .expert-guide ul {
        font-size: clamp(9px, 1.3vw, 11px);
        line-height: 1.8;
    }
}

/* ============================================================
   14. دسترسی‌پذیری (Accessibility)
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    .sadtik-specs-wrapper *,
    .sadtik-specs-wrapper *::before,
    .sadtik-specs-wrapper *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .sadtik-specs-wrapper .sadtik-input-control.sadtik-invalid {
        animation: none !important;
    }
    
    .sadtik-specs-wrapper .sadtik-error-message {
        animation: none !important;
        opacity: 1 !important;
        transform: translateY(0) !important;
    }
    
    .sadtik-specs-wrapper .price-words-box {
        animation: none !important;
    }
    
    .sadtik-specs-wrapper .sadtik-card-header i:hover {
        transform: none !important;
    }
}

/* ============================================================
   15. چاپ
   ============================================================ */
@media print {
    .sadtik-specs-wrapper {
        padding: 0 !important;
        box-shadow: none !important;
        border: 1px solid var(--form-gray-300) !important;
        border-radius: 4px !important;
    }
    
    .sadtik-specs-wrapper::before {
        display: none !important;
    }
    
    .sadtik-specs-wrapper .sadtik-error-message,
    .sadtik-specs-wrapper .field-hint,
    .sadtik-specs-wrapper .expert-guide,
    .sadtik-specs-wrapper .price-words-box {
        display: none !important;
    }
    
    .sadtik-specs-wrapper .sadtik-input-control {
        border: 1px solid #ccc !important;
        background: transparent !important;
        box-shadow: none !important;
    }
    
    .sadtik-specs-wrapper .sadtik-card-header {
        border-bottom-color: #ccc !important;
    }
    
    .sadtik-specs-wrapper .sadtik-card-header i {
        background: #eee !important;
        color: #333 !important;
    }
}