/**
 * emadbrz – سکشن تماس: تمام‌صفحه، فرم پیشرفته، ظاهر خفن.
 */

.emadbrz-contact {
    --ct-gold: #d4a017;
    --ct-gold-light: #e6b422;
    --ct-text: rgba(255, 255, 255, 0.96);
    --ct-muted: rgba(255, 255, 255, 0.5);
    --ct-input-bg: rgba(255, 255, 255, 0.04);
    --ct-input-border: rgba(255, 255, 255, 0.1);
    --ct-input-focus: rgba(212, 160, 23, 0.4);
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(2rem, 6vw, 4rem) 20px;
    padding-left: max(20px, env(safe-area-inset-left));
    padding-right: max(20px, env(safe-area-inset-right));
    position: relative;
    overflow: hidden;
    background: transparent;
}

.emadbrz-contact__watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: clamp(7rem, 20vw, 16rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: 0.02em;
    color: transparent;
    background: linear-gradient(180deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.01) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    pointer-events: none;
    user-select: none;
    z-index: 0;
    animation: emadbrz-ct-watermark 14s ease-in-out infinite;
}

.emadbrz-contact--rtl .emadbrz-contact__watermark {
    left: 48%;
}

@keyframes emadbrz-ct-watermark {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.9; }
}

.emadbrz-contact__wrap {
    width: 100%;
    max-width: 640px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* هدر */
.emadbrz-contact__head {
    text-align: center;
    margin-bottom: clamp(1.75rem, 4vw, 2.5rem);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.emadbrz-contact__head.emadbrz-contact__head--visible {
    opacity: 1;
    transform: translateY(0);
}

.emadbrz-contact__badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    margin-bottom: 0.9rem;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ct-gold-light);
    background: rgba(212, 160, 23, 0.1);
    border: 1px solid rgba(212, 160, 23, 0.3);
    border-radius: 100px;
}

.emadbrz-contact__title {
    margin: 0 0 0.5rem;
    font-size: clamp(1.9rem, 4.5vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.9) 45%, var(--ct-gold-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.emadbrz-contact__title::after {
    content: '';
    display: block;
    width: 4rem;
    height: 3px;
    margin: 0.7rem auto 0;
    background: linear-gradient(90deg, transparent, var(--ct-gold), transparent);
    border-radius: 2px;
}

.emadbrz-contact__subtitle {
    margin: 0.75rem auto 0;
    font-size: clamp(0.95rem, 1.1vw, 1.05rem);
    color: var(--ct-muted);
    max-width: 420px;
    line-height: 1.5;
}

/* پیام موفق/خطا */
.emadbrz-contact__notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    border-radius: 14px;
    font-size: 0.95rem;
    font-weight: 500;
    text-align: center;
    animation: emadbrz-ct-notice-in 0.5s ease;
}

@keyframes emadbrz-ct-notice-in {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.emadbrz-contact__notice--success {
    color: rgba(255, 255, 255, 0.95);
    background: rgba(34, 197, 94, 0.15);
    border: 1px solid rgba(34, 197, 94, 0.4);
}

.emadbrz-contact__notice--error {
    color: rgba(255, 255, 255, 0.95);
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.4);
}

.emadbrz-contact__notice-icon {
    font-size: 1.2em;
    font-weight: 700;
}

/* باکس فرم – شیشه‌ای و خفن */
.emadbrz-contact__form-wrap {
    position: relative;
    padding: clamp(1.75rem, 4vw, 2.5rem);
    background: rgba(22, 22, 24, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 24px;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(255, 255, 255, 0.03) inset;
    transition: box-shadow 0.4s ease, border-color 0.4s ease;
}

.emadbrz-contact__form-wrap::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent 0%, var(--ct-gold) 25%, var(--ct-gold-light) 50%, var(--ct-gold) 75%, transparent 100%);
    border-radius: 24px 24px 0 0;
    opacity: 0.9;
}

.emadbrz-contact__form-wrap:hover {
    box-shadow: 0 28px 72px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(212, 160, 23, 0.1) inset;
    border-color: rgba(255, 255, 255, 0.08);
}

/* فرم */
.emadbrz-contact__form {
    display: flex;
    flex-wrap: wrap;
    gap: 0 1.25rem;
}

.emadbrz-contact__row {
    width: 100%;
    margin-bottom: 1.25rem;
}

.emadbrz-contact__row--half {
    width: calc(50% - 0.625rem);
}

@media (max-width: 575px) {
    .emadbrz-contact__row--half {
        width: 100%;
    }
}

.emadbrz-contact__label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--ct-muted);
    transition: color 0.2s;
}

.emadbrz-contact__input {
    width: 100%;
    padding: 0.9rem 1.1rem;
    font-size: 1rem;
    font-family: inherit;
    color: var(--ct-text);
    background: var(--ct-input-bg);
    border: 1px solid var(--ct-input-border);
    border-radius: 12px;
    transition: border-color 0.25s, box-shadow 0.25s, background 0.25s;
}

.emadbrz-contact__input::placeholder {
    color: rgba(255, 255, 255, 0.25);
}

.emadbrz-contact__input:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.emadbrz-contact__input:focus {
    outline: none;
    border-color: var(--ct-input-focus);
    box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.15);
    background: rgba(255, 255, 255, 0.05);
}

.emadbrz-contact__textarea {
    min-height: 140px;
    resize: vertical;
}

.emadbrz-contact__row--submit {
    margin-bottom: 0;
    margin-top: 0.5rem;
}

.emadbrz-contact__submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    font-weight: 700;
    font-family: inherit;
    color: #0a0a0c;
    background: linear-gradient(135deg, var(--ct-gold-light) 0%, var(--ct-gold) 100%);
    border: none;
    border-radius: 14px;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(212, 160, 23, 0.35);
    transition: transform 0.25s, box-shadow 0.25s, filter 0.25s;
}

.emadbrz-contact__submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(212, 160, 23, 0.45);
}

.emadbrz-contact__submit:active {
    transform: translateY(0);
}

.emadbrz-contact__submit:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.4);
}

/* رسپانسیو */
@media (max-width: 767px) {
    .emadbrz-contact {
        padding: clamp(1.5rem, 4vw, 2.5rem) 16px;
        padding-left: max(16px, env(safe-area-inset-left));
        padding-right: max(16px, env(safe-area-inset-right));
    }
    .emadbrz-contact__form-wrap {
        padding: 1.5rem 1.25rem;
        border-radius: 20px;
    }
    .emadbrz-contact__title {
        font-size: 1.65rem;
    }
}