@font-face {
    font-family: 'Vazirmatn';
    src: url('/fonts/Vazirmatn[wght].woff2') format('woff2'),
         url('/fonts/Vazirmatn-Black.woff2') format('woff2'),
         url('/fonts/Vazirmatn-Bold.woff2') format('woff2'),
         url('/fonts/Vazirmatn-ExtraBlack.woff2') format('woff2'),
         url('/fonts/Vazirmatn-ExtraLight.woff2') format('woff2'),
         url('/fonts/Vazirmatn-Light.woff2') format('woff2'),
         url('/fonts/Vazirmatn-Medium.woff2') format('woff2'),
         url('/fonts/Vazirmatn-Regular.woff2') format('woff2'),
         url('/fonts/Vazirmatn-SemiBold.woff2') format('woff2'),
         url('fonts/Vazirmatn-Thin.woff2') format('woff2');
    font-style: normal;
}

/* Apply the custom font to your elements */
body {
    font-family: 'Vazirmatn';
}


/* --- 5. بازنویسی دیزاین سیستم --- */
:root {
    /* پالت رنگی مدرن و زنده */
    --bg-start: #f8fafc;
    --bg-end: #e0e7ff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;

    /* گلس‌مورفیسم پیشرفته */
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(255, 255, 255, 0.8);
    --glass-blur: 25px;

    --modal-bg: #ffffff;

    /* رنگ‌های آکسنت */
    --accent-success: #059669;
    --accent-danger: #ef4444;
    --primary-accent: #4f46e5;
    --primary-glow: rgba(79, 70, 229, 0.25);

    --btn-bg: rgba(255, 255, 255, 0.9);
    --btn-hover: #ffffff;

    --input-bg: rgba(241, 245, 249, 0.8);
    --input-focus-bg: #ffffff;

    /* اندازه‌ها */
    --radius-card: 32px;
    --radius-btn: 18px;

    /* انیمیشن‌ها */
    --spring-easing: cubic-bezier(0.34, 1.56, 0.64, 1);
    --smooth-easing: cubic-bezier(0.4, 0, 0.2, 1);

    /* سایه‌ها */
    --shadow-color: rgba(79, 70, 229, 0.12);
    --shadow-card: 0 20px 40px -10px var(--shadow-color), 0 0 0 1px rgba(255, 255, 255, 0.6) inset;
    --btn-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 0 0 1px rgba(255, 255, 255, 0.6) inset;
}

/* --- تم تاریک (Dark Mode) --- */
[data-theme="dark"] {
    --bg-start: #0f172a;
    --bg-end: #1e1b4b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;

    --glass-bg: rgba(15, 23, 42, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);

    --modal-bg: #1e293b;

    --accent-success: #34d399;
    --accent-danger: #f87171;
    --primary-accent: #818cf8;
    --primary-glow: rgba(129, 140, 248, 0.15);

    --btn-bg: rgba(30, 41, 59, 0.6);
    --btn-hover: rgba(45, 55, 72, 0.8);

    --input-bg: rgba(15, 23, 42, 0.6);
    --input-focus-bg: rgba(30, 41, 59, 0.8);

    --shadow-color: rgba(0, 0, 0, 0.4);
    --shadow-card: 0 25px 50px -12px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05) inset;
    --btn-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

* {
    box-sizing: border-box;
    scrollbar-width: none;
    -webkit-tap-highlight-color: transparent;
    outline: none;
    margin: 0;
    padding: 0;
}

*::-webkit-scrollbar {
    display: none;
}

body {
    font-family: 'Vazirmatn';
    background: radial-gradient(circle at top left, var(--bg-start), var(--bg-end));
    background-size: 200% 200%;
    animation: gradient-flow 25s ease infinite;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    color: var(--text-primary);
    overflow: hidden;
    overscroll-behavior: none;
    transition: color 0.5s ease;
}

@keyframes gradient-flow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* --- 4. دکمه تغییر تم --- */
.theme-toggle-btn {
    position: fixed;
    top: 25px;
    left: 25px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-primary);
    transition: all 0.4s var(--spring-easing);
    z-index: 1000;
    box-shadow: var(--btn-shadow);
    backdrop-filter: blur(10px);
}

.theme-toggle-btn:hover {
    transform: rotate(45deg) scale(1.1);
    background: var(--btn-hover);
    box-shadow: 0 0 15px var(--primary-glow);
    border-color: var(--primary-accent);
}

.theme-icon {
    width: 24px;
    height: 24px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* --- کانتینر اصلی --- */
.container {
    background-color: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    padding: 40px 32px;
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    text-align: center;
    width: 90%;
    max-width: 440px;
    position: relative;
    transition: all 0.5s var(--spring-easing);
    margin-bottom: 80px;
    z-index: 10;
}

.container:hover {
    transform: translateY(-4px);
    box-shadow: 0 30px 60px -10px var(--shadow-color), 0 0 0 1px var(--glass-border) inset;
}

.container h1 {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.container p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 35px;
    line-height: 1.7;
    font-weight: 400;
}

/* --- دکمه ها --- */
.platform-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.section-divider {
    margin: 24px 0 12px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 15px;
    opacity: 0.8;
}

.section-divider::before,
.section-divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
}

.platform-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding: 18px;
    background-color: var(--btn-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-btn);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s var(--spring-easing);
    position: relative;
    box-shadow: var(--btn-shadow);
    overflow: hidden;
}

.platform-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.platform-btn:hover::before {
    left: 100%;
}

.platform-logo {
    width: 32px;
    height: 32px;
    margin-left: 16px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s var(--spring-easing);
}

.platform-btn:hover .platform-logo {
    transform: scale(1.15) rotate(-5deg);
}

.platform-btn:hover:not(:disabled) {
    background-color: var(--btn-hover);
    border-color: var(--primary-accent);
    transform: translateY(-3px) scale(1.01);
    box-shadow: 0 12px 24px -5px var(--shadow-color);
}

.platform-btn:active:not(:disabled) {
    transform: translateY(-1px) scale(0.98);
}

.platform-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    filter: grayscale(0.8);
    background-color: rgba(0, 0, 0, 0.02);
    box-shadow: none;
    border-style: dashed;
}

.platform-btn.logged-in {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid var(--accent-success);
    color: var(--accent-success);
    pointer-events: none;
    opacity: 1;
    filter: none;
    box-shadow: none;
    border-style: solid;
}

.success-icon {
    font-size: 20px;
    color: var(--accent-success);
    opacity: 0;
    transform: scale(0) rotate(-45deg);
    transition: all 0.5s var(--spring-easing);
    position: absolute;
    right: 20px;
    background: rgba(16, 185, 129, 0.1);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.platform-btn.logged-in .success-icon {
    opacity: 1;
    transform: scale(1) rotate(0);
}

/* --- دکمه ابزار تطبیق --- */
.matching-tool-btn {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(79, 70, 229, 0.05)) !important;
    border-color: rgba(99, 102, 241, 0.3) !important;
    color: var(--primary-accent) !important;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.1) !important;
}

.matching-tool-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(79, 70, 229, 0.1)) !important;
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.2) !important;
    transform: translateY(-3px) !important;
    border-color: var(--primary-accent) !important;
}

/* --- 1. بازطراحی فوتر (Mobile Dock) --- */
.support-links {
    position: fixed;
    bottom: 25px;
    left: 50%;
    transform: translateX(-50%);
    width: auto;
    max-width: 95%;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    z-index: 100;
    padding: 10px 15px;
    box-shadow: 0 15px 40px -10px rgba(0, 0, 0, 0.15);
    transition: all 0.3s var(--spring-easing);
}

.support-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.75rem;
    padding: 8px 12px;
    border-radius: 16px;
    background: transparent;
    border: 1px solid transparent;
    transition: all 0.3s var(--spring-easing);
    cursor: pointer;
    min-width: 65px;
}

.support-link:hover {
    background: rgba(255, 255, 255, 0.4);
    color: var(--text-primary);
    transform: translateY(-5px);
}

.support-icon {
    width: 24px;
    height: 24px;
    transition: transform 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.support-link:hover .support-icon {
    transform: scale(1.2);
}

@media (min-width: 481px) {
    .support-link {
        flex-direction: row;
        font-size: 0.85rem;
        padding: 10px 20px;
        gap: 10px;
    }
    .support-icon {
        width: 20px;
        height: 20px;
    }
}

/* --- لودر مدرن --- */
.initial-loader {
    display: none;
    flex-direction: column;
    align-items: center;
    padding: 30px 0;
    min-height: 195px;
}

.loader-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(99, 102, 241, 0.1);
    border-top-color: var(--primary-accent);
    border-radius: 50%;
    animation: spin 0.8s cubic-bezier(0.6, 0.2, 0.4, 0.8) infinite;
    filter: drop-shadow(0 0 4px var(--primary-glow));
}

.initial-loader p {
    margin-top: 20px;
    font-weight: 500;
    color: var(--primary-accent);
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.platform-buttons.is-loading .initial-loader {
    display: flex;
}

.platform-buttons.is-loading .platform-btn,
.platform-buttons.is-loading .section-divider,
.platform-buttons.is-loading .matching-tool-btn {
    display: none;
}

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

/* --- مودال Matching (Iframe) --- */
.app-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-end);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s cubic-bezier(0.19, 1, 0.22, 1), visibility 0.5s;
}

.app-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.app-modal-header {
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.02);
    position: relative;
    z-index: 10;
}

.app-modal-title {
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.app-modal-title::before {
    content: '';
    display: block;
    width: 10px;
    height: 10px;
    background: var(--accent-success);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--accent-success);
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
    70% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.app-close-btn {
    background: var(--btn-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    width: 40px;
    height: 40px;
    border-radius: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    line-height: 0;
    transition: all 0.3s ease;
}

.app-close-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
    color: var(--accent-danger);
    transform: rotate(90deg) scale(1.1);
}

.app-frame-container {
    flex-grow: 1;
    width: 100%;
    position: relative;
    transform: translateY(40px) scale(0.96);
    opacity: 0;
    transition: transform 0.6s var(--spring-easing), opacity 0.5s ease;
}

.app-modal-overlay.active .app-frame-container {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.modal-iframe-frame {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
    background: #fff;
}

/* --- مودال های عمومی --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s;
    z-index: 1000;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--modal-bg);
    padding: 32px;
    border-radius: 28px;
    border: 1px solid var(--glass-border);
    width: 90%;
    max-width: 520px;
    text-align: center;
    transform: scale(0.9) translateY(30px);
    transition: transform 0.5s var(--spring-easing), opacity 0.4s;
    opacity: 0;
    color: var(--text-primary);
    box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.3);
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
    opacity: 1;
}

.modal-header {
    margin-bottom: 24px;
    position: relative;
}

.modal-header h2 {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-primary);
}

.close-button {
    position: absolute;
    top: -16px;
    left: -16px;
    font-size: 28px;
    cursor: pointer;
    background: var(--input-bg);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    color: var(--text-secondary);
    transition: all 0.3s;
}

.close-button:hover {
    color: var(--accent-danger);
    background: rgba(239, 68, 68, 0.1);
    transform: rotate(90deg);
}

/* --- استایل اختصاصی مودال انتخاب پلتفرم --- */
.installer-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 30px 10px;
    direction: ltr;
    position: relative;
    min-height: 180px;
    background: var(--bg-start);
    border-radius: 20px;
    margin: 10px 0;
    border: 1px dashed var(--glass-border);
}

.installer-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    width: 100px;
    transition: all 0.4s var(--spring-easing);
    flex-shrink: 0;
}

.installer-icon {
    width: 80px;
    height: 80px;
    object-fit: contain;
    filter: drop-shadow(0 10px 15px rgba(0, 0, 0, 0.1));
    transition: transform 0.4s var(--spring-easing);
    border-radius: 20px;
    background: #fff;
    padding: 5px;
}

.installer-name {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
}

.installer-arrow {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--primary-accent);
    opacity: 0.8;
    margin: 0 10px;
}

.installer-arrow svg {
    width: 48px;
    height: 48px;
    filter: drop-shadow(0 2px 4px var(--primary-glow));
    animation: transfer-pulse 2s infinite ease-in-out;
}

@keyframes transfer-pulse {
    0% { transform: translateX(0); opacity: 0.4; }
    50% { transform: translateX(10px); opacity: 1; color: var(--primary-accent); }
    100% { transform: translateX(0); opacity: 0.4; }
}

.platform-selector-wrapper {
    position: relative;
    min-width: 120px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.selectable-app {
    cursor: pointer;
    padding: 12px;
    border-radius: 24px;
    border: 2px solid transparent;
    transition: all 0.3s var(--spring-easing);
}

.selectable-app:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.08);
}

.selectable-app.selected {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--primary-accent);
    box-shadow: 0 10px 20px -5px var(--primary-glow);
}

.selectable-app.selected .installer-icon {
    transform: scale(1.05);
}

/* --- فرم ها --- */
.form-step { display: none; }

.form-step.active {
    display: block;
    animation: fadeInUp 0.5s var(--spring-easing);
}

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

.form-group { margin-bottom: 20px; }

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: right;
    padding-right: 5px;
}

.form-group input[type=tel] {
    width: 100%;
    padding: 16px 18px;
    background: var(--input-bg);
    border: 2px solid transparent;
    border-radius: 16px;
    font-size: 1.1rem;
    font-family: var(--font-family);
    color: var(--text-primary);
    text-align: left;
    direction: ltr;
    transition: all 0.3s var(--smooth-easing);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.02) inset;
}

.form-group input:focus {
    border-color: var(--primary-accent);
    background: var(--input-focus-bg);
    box-shadow: 0 0 0 4px var(--primary-glow);
    transform: translateY(-2px);
}

.otp-instructions {
    margin-bottom: 15px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

.otp-phone-display {
    font-weight: 700;
    margin-bottom: 25px;
    direction: ltr;
    color: var(--text-primary);
    font-size: 1.2rem;
    letter-spacing: 1px;
    background: var(--input-bg);
    padding: 8px 16px;
    border-radius: 12px;
    display: inline-block;
}

#otp-container {
    display: flex;
    justify-content: center;
    gap: 10px;
    direction: ltr;
    margin-bottom: 20px;
}

.otp-input {
    width: 50px;
    height: 60px;
    font-size: 1.4rem;
    font-weight: 700;
    text-align: center;
    background: var(--input-bg);
    border: 2px solid transparent;
    color: var(--text-primary);
    border-radius: 14px;
    transition: all 0.3s var(--spring-easing);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02) inset;
}

.otp-input:focus {
    border-color: var(--primary-accent);
    transform: translateY(-5px) scale(1.1);
    background: var(--input-focus-bg);
    box-shadow: 0 10px 20px -5px var(--primary-glow);
    z-index: 2;
}

.action-button {
    width: 100%;
    padding: 16px;
    margin-top: 15px;
    border: none;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--primary-accent), #4338ca);
    color: white;
    font-family: inherit;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.4s var(--spring-easing);
    box-shadow: 0 10px 20px -5px var(--primary-glow);
}

.action-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.action-button:hover:not(:disabled) {
    transform: translateY(-4px);
    box-shadow: 0 15px 30px -5px var(--primary-glow);
}

.action-button:hover:not(:disabled)::before {
    left: 100%;
}

.action-button:active:not(:disabled) {
    transform: translateY(-1px);
}

.action-button:disabled {
    background: #cbd5e1;
    color: #f1f5f9;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.action-button.loading .button-text { opacity: 0; }

.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -12px;
    margin-left: -12px;
    opacity: 0;
    transition: opacity 0.3s;
}

.action-button.loading .spinner { opacity: 1; }

.message {
    margin-top: 20px;
    font-size: 0.9rem;
    min-height: 24px;
    font-weight: 600;
    text-align: center;
}

.message.success {
    color: var(--accent-success);
    background: rgba(16, 185, 129, 0.1);
    padding: 8px;
    border-radius: 12px;
}

.message.error {
    color: var(--accent-danger);
    background: rgba(239, 68, 68, 0.1);
    padding: 8px;
    border-radius: 12px;
}

.captcha-box {
    display: none;
    margin-top: 20px;
    padding: 15px;
    border-radius: 16px;
    background-color: var(--bg-start);
    border: 1px solid var(--glass-border);
    animation: fadeIn 0.4s ease;
}

.captcha-box.visible { display: block; }

#captcha-image {
    display: block;
    margin: 0 auto 15px;
    border-radius: 12px;
    width: 100%;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

/* --- Toast Notification --- */
.toast-container {
    position: fixed;
    top: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.toast {
    font-family: var(--font-family);
    padding: 14px 28px;
    border-radius: 50px;
    box-shadow: 0 15px 40px -10px rgba(0, 0, 0, 0.2);
    background: rgba(30, 41, 59, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    display: flex;
    align-items: center;
    opacity: 0;
    transform: translateY(-30px) scale(0.9);
    transition: all 0.4s var(--spring-easing);
    max-width: 90vw;
    font-size: 0.9rem;
    font-weight: 500;
}

.toast.show {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.toast.error {
    background: linear-gradient(135deg, #ef4444, #b91c1c);
    box-shadow: 0 10px 25px -5px rgba(239, 68, 68, 0.4);
    border: none;
}

.toast.success {
    background: linear-gradient(135deg, #10b981, #059669);
    box-shadow: 0 10px 25px -5px rgba(16, 185, 129, 0.4);
    border: none;
}

/* --- مودال موفقیت --- */
.success-popup .modal-header h2 { color: var(--accent-success); }

.success-icon-large {
    margin: 20px 0 30px;
    line-height: 1;
    filter: drop-shadow(0 10px 20px rgba(16, 185, 129, 0.3));
    animation: bounceIn 1s var(--spring-easing);
}

@keyframes bounceIn {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); opacity: 1; }
}

#success-modal-message {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 30px;
}

#success-modal-message strong {
    color: var(--text-primary);
    font-weight: 800;
    background: rgba(16, 185, 129, 0.1);
    padding: 2px 8px;
    border-radius: 6px;
}

#confirm-success-btn {
    background: linear-gradient(135deg, #10b981, #059669);
    box-shadow: 0 10px 20px -5px rgba(16, 185, 129, 0.4);
    color: white;
}

#confirm-success-btn:hover:not(:disabled) {
    transform: translateY(-4px);
    box-shadow: 0 15px 30px -5px rgba(16, 185, 129, 0.5);
}

.shake {
    animation: shake .5s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes shake {
    10%, 90% { transform: translate3d(-1px, 0, 0); }
    20%, 80% { transform: translate3d(2px, 0, 0); }
    30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
    40%, 60% { transform: translate3d(4px, 0, 0); }
}

#otp-container.success .otp-input {
    border-color: var(--accent-success);
    color: var(--accent-success);
    background: rgba(16, 185, 129, 0.05);
}

#otp-container.error .otp-input {
    border-color: var(--accent-danger);
    color: var(--accent-danger);
    animation: shake 0.5s;
}

/* --- استایل مودال حریم خصوصی --- */
.privacy-text-box {
    width: 100%;
    height: 250px;
    overflow-y: auto;
    background: var(--input-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
    margin: 20px 0;
    text-align: justify;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.9;
    white-space: pre-wrap;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.03);
}

.privacy-text-box::-webkit-scrollbar {
    display: block;
    width: 6px;
}

.privacy-text-box::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 10px;
}

/* بهبود رنگ‌های دارک مود برای مودال انتخاب پلتفرم */
[data-theme="dark"] .installer-container {
    background: rgba(15, 23, 42, 0.5);
    border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .installer-icon {
    background: rgba(255, 255, 255, 0.9);
    filter: none;
}

[data-theme="dark"] .selectable-app:hover {
    background: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .selectable-app.selected {
    background: rgba(129, 140, 248, 0.15);
    border-color: var(--primary-accent);
}

/* --- بهبود ریسپانسیو موبایل --- */
@media (max-width: 480px) {
    body {
        overflow-y: auto;
        padding: 10px;
    }

    .container {
        padding: 30px 20px;
        margin-top: 60px;
        margin-bottom: 100px;
    }

    .support-links {
        bottom: 10px;
        width: 95%;
        max-width: none;
        flex-wrap: nowrap;
        justify-content: space-around;
        padding: 8px;
        border-radius: 20px;
    }

    .support-link {
        padding: 6px;
        font-size: 0.7rem;
        flex: 1;
        min-width: auto;
    }

    .theme-toggle-btn {
        top: 15px;
        left: 15px;
    }

    .otp-input {
        width: 40px;
        height: 50px;
        font-size: 1.2rem;
    }

    #otp-container {
        gap: 5px;
    }

    .installer-container {
        flex-direction: column;
        gap: 15px;
        padding: 20px 10px;
    }

    .installer-arrow {
        transform: rotate(90deg);
        margin: 5px 0;
    }

    @keyframes transfer-pulse {
        0% { transform: translateX(0); opacity: 0.4; }
        50% { transform: translateX(10px); opacity: 1; }
        100% { transform: translateX(0); opacity: 0.4; }
    }

    .modal-content {
        padding: 24px 20px;
        width: 95%;
        max-height: 90vh;
        overflow-y: auto;
    }
}