@font-face {
    font-family: 'YekanBakh';
    src: url('../fonts/YekanBakh-Regular.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

:root {
    /* رنگ‌های پایه اپلیکیشن */
    --bg-main: #f8fafc;
    --text-dark: #1e293b;  
    --text-muted: #64748b; 
    
    /* گرادیانت‌های اختصاصی و یونیک برای هر ابزار */
    --grad-pdf-compress: linear-gradient(135deg, #ff0844 0%, #ffb199 100%);
    --grad-pdf-merge: linear-gradient(135deg, #f43b47 0%, #453a94 100%);
    --grad-jpg-to-pdf: linear-gradient(135deg, #f6d365 0%, #fda085 100%);
    
    --grad-img-compress: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --grad-img-resize: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --grad-img-watermark: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --grad-img-webp: linear-gradient(135deg, #a18cd1 0%, #fbc2eb 100%);
    --grad-img-convert: linear-gradient(135deg, #00c6fb 0%, #005bea 100%);
    --grad-img-crop: linear-gradient(135deg, #0ba360 0%, #3cba92 100%);
    
    --grad-video-mp3: linear-gradient(135deg, #ff9a9e 0%, #fecfef 99%, #fecfef 100%);
    --grad-qr-gen: linear-gradient(135deg, #30cfd0 0%, #330867 100%);
    
    --shadow-soft: 0 4px 15px rgba(0, 0, 0, 0.05);
    --shadow-icon: 0 8px 18px rgba(0, 0, 0, 0.12);
    --radius-icon: 22px; /* انحنای اپل‌گونه (Squircle) */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'YekanBakh', Tahoma, system-ui, sans-serif; 
}

body {
    background-color: var(--bg-main);
    color: var(--text-dark);
    direction: rtl;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    scrollbar-gutter: stable;
}

/* --- App Header --- */
.app-header {
    padding: 20px 16px;
    max-width: 800px;
    margin: 0 auto;
}

.user-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.greeting-sub {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.greeting-title {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-top: 2px;
}

.avatar-box {
    width: 48px;
    height: 48px;
    background: #e2e8f0;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.3rem;
    color: var(--text-muted);
}

/* --- Hero Banner --- */
.hero-banner {
    position: relative; 
    background: linear-gradient(135deg, #0f172a 0%, #334155 100%);
    border-radius: 24px;
    padding: 24px 24px 24px 120px; 
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fff;
    box-shadow: 0 12px 35px rgba(15, 23, 42, 0.2);
    margin-bottom: 20px;
    text-align: right;
}

.hero-content {
    position: relative;
    z-index: 3;
}

.hero-content h2 {
    font-size: 1.25rem;
    font-weight: bold;
    margin-bottom: 6px;
}

.hero-content p {
    font-size: 0.85rem;
    color: #cbd5e1;
    opacity: 0.9;
}

.hero-logo {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
    opacity: 0.95;
    position: relative;
    z-index: 3;
}

.hero-char {
    position: absolute;
    left: 50px;
    bottom: 0;
    height: 115%; 
    z-index: 2;
    pointer-events: none;
    filter: drop-shadow(-5px 5px 15px rgba(0,0,0,0.3));
}

/* --- App Grid --- */
.app-main {
    padding: 0 16px 40px;
    max-width: 800px;
    margin: 0 auto;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px 10px;
}

/* کارت ابزار */
.app-card {
    background: transparent;
    border-radius: 0;
    padding: 8px 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.app-card:hover .icon-box {
    transform: translateY(-4px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.18);
}

.icon-box {
    width: 60px; 
    height: 60px;
    border-radius: var(--radius-icon);
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    font-size: 1.5rem;
    box-shadow: var(--shadow-icon);
    transition: all 0.2s ease;
}

.tool-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dark);
    text-align: center;
    line-height: 1.3;
}

.grad-pdf-compress { background: var(--grad-pdf-compress); }
.grad-pdf-merge { background: var(--grad-pdf-merge); }
.grad-jpg-to-pdf { background: var(--grad-jpg-to-pdf); }
.grad-img-compress { background: var(--grad-img-compress); }
.grad-img-resize { background: var(--grad-img-resize); }
.grad-img-watermark { background: var(--grad-img-watermark); }
.grad-img-webp { background: var(--grad-img-webp); }
.grad-img-convert { background: var(--grad-img-convert); }
.grad-img-crop { background: var(--grad-img-crop); }
.grad-video-mp3 { background: var(--grad-video-mp3); }
.grad-qr-gen { background: var(--grad-qr-gen); }
.grad-img-censor { background: linear-gradient(135deg, #64748b 0%, #334155 100%); box-shadow: 0 4px 12px rgba(71, 85, 105, 0.3); }
.grad-img-blur { background: linear-gradient(135deg, #64748b 0%, #334155 100%); box-shadow: 0 4px 12px rgba(71, 85, 105, 0.3); }

/* --- Tool Overlay (Bottom Sheet) --- */
.tool-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

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

.overlay-backdrop {
    position: absolute;
    inset: 0;
    background-color: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(4px);
}

.tool-sheet {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) translateY(100%);
    width: 100%;
    max-width: 900px;
    height: 90vh; 
    background-color: #f8fafc;
    border-radius: 28px 28px 0 0;
    box-shadow: 0 -15px 40px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.05);
    overflow: hidden;
}

.tool-overlay.active .tool-sheet {
    transform: translateX(-50%) translateY(0);
}

body.no-scroll {
    overflow: hidden;
}

.sheet-handle-wrap {
    display: flex;
    justify-content: center;
    padding: 12px 0;
    cursor: grab;
}

.sheet-handle {
    width: 48px;
    height: 5px;
    border-radius: 999px;
    background-color: #cbd5e1;
}

.tool-overlay-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 32px 12px;
}

.tool-overlay-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.close-btn {
    border: none;
    background: #e2e8f0;
    color: #1e293b;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 8px 16px;
    border-radius: 999px;
    transition: all 0.2s ease;
}

.close-btn:hover {
    background-color: #cbd5e1;
}

.tool-icon-btn {
    width: 40px;
    height: 40px;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    background: #f8fafc;
    color: #475569;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: 0.2s ease;
    -webkit-appearance: none;
    appearance: none;
    padding: 0;
    outline: none;
    box-sizing: border-box;
}

.tool-icon-btn:hover {
    background: #eef2ff;
    color: #4f46e5;
    border-color: #c7d2fe;
}

.tool-icon-btn i {
    font-size: .95rem;
    pointer-events: none;
}

.tool-content-box {
    background-color: #ffffff;
    border-radius: 24px 24px 0 0;
    padding: 0; 
    flex: 1; 
    overflow-y: auto;
    box-shadow: 0 -4px 15px rgba(0,0,0,0.02) inset;
    box-sizing: border-box;
}

.tool-content-box::-webkit-scrollbar {
    width: 6px;
}
.tool-content-box::-webkit-scrollbar-thumb {
    background-color: #cbd5e1;
    border-radius: 999px;
}

/* --- Responsive --- */
@media (max-width: 480px) {
    .tools-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px 5px;
    }
    .icon-box {
        width: 54px;
        height: 54px;
        border-radius: 18px;
        font-size: 1.3rem;
    }
    .tool-title {
        font-size: 0.75rem;
    }
    .hero-banner {
        padding: 20px 20px 20px 100px;
    }
    .hero-char {
        left: 30px;
    }
}

@media (min-width: 481px) and (max-width: 768px) {
    .tools-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 769px) {
    .tools-grid { grid-template-columns: repeat(4, 1fr); }
    .tool-sheet {
        height: 80vh;
        border-radius: 32px 32px 0 0;
    }
}

/* --- Forms & Buttons --- */
.tool-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.tool-form label {
    font-size: 0.9rem;
    font-weight: 700;
    color: #1e293b;
}

.tool-form input, .tool-form select {
    border-radius: 14px;
    border: 1px solid #e2e8f0;
    padding: 12px 16px;
    font-size: 0.9rem;
    outline: none;
    background: #f8fafc;
    transition: all 0.2s ease;
}

.tool-form input:focus, .tool-form select:focus {
    border-color: #6366f1;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.btn-primary {
    border: none;
    border-radius: 14px;
    padding: 14px;
    font-size: 1rem;
    font-weight: 700;
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    color: #fff;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.25);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 25px rgba(79, 70, 229, 0.35);
}

.btn-primary:active {
    transform: translateY(0);
}

.file-input-wrapper {
    border-radius: 18px;
    border: 2px dashed #cbd5e1;
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 12px;
    background-color: #f8fafc;
    cursor: pointer;
    transition: all 0.2s ease;
}

.file-input-wrapper:hover {
    border-color: #6366f1;
    background-color: #eff6ff;
}

.file-input-wrapper i {
    font-size: 2.5rem;
    color: #6366f1;
}

.file-title { font-weight: 700; color: #1e293b; }
.file-sub { font-size: 0.8rem; color: var(--text-muted); }

/* پیام وضعیت و خروجی */
.status-message {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-align: center;
    margin-top: 8px;
}

.output-box {
    margin-top: 16px;
    padding: 16px;
    border-radius: 16px;
    background-color: #f1f5f9;
    border: 1px solid #e2e8f0;
    font-size: 0.85rem;
    color: #1e293b;
    line-height: 1.5;
}

.output-box code,
.output-box a {
    word-break: break-all;
    color: #4f46e5;
    text-decoration: none;
    font-weight: 600;
}

.output-box a:hover {
    text-decoration: underline;
}

.output-box .download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: #10b981;
    color: white;
    padding: 10px 16px;
    border-radius: 12px;
    text-decoration: none;
    margin-top: 12px;
    width: 100%;
    transition: background 0.2s;
}

.output-box .download-btn:hover {
    background: #059669;
}

/* =========================================
   استایل‌های مدرن فرم ورود و کد تایید (OTP)
========================================= */

.auth-global-overlay {
    position:fixed;
    inset:0;
    z-index:99999;
    display:none;
    align-items:center;
    justify-content:center;
    padding:24px 14px;
    direction:rtl;
}

.auth-global-overlay.active {
    display:flex;
}

.auth-global-backdrop {
    position:absolute;
    inset:0;
    background:rgba(15,23,42,0.58);
    backdrop-filter:blur(6px);
}

.auth-global-dialog {
    position:relative;
    width:100%;
    max-width:500px;
    z-index:2;
}

.auth-modal-shell {
    width:100%;
}

.auth-zone { 
    background: #ffffff; 
    border: 1px solid rgba(226, 232, 240, 0.8); 
    border-radius: 24px; 
    padding: 65px 30px 34px; 
    text-align: center; 
    box-shadow: 0 20px 50px rgba(0,0,0,0.04), 0 4px 15px rgba(0,0,0,0.02);
    position: relative;
    overflow: visible;
    z-index: 1;
}

.auth-zone::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(108, 76, 255, 0.08) 0%, rgba(255,255,255,0) 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

.auth-zone-modal {
    margin-top:32px;
}

.batool-avatar {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    object-fit: cover;
    position: absolute;
    top: -55px; 
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    border: 4px solid #ffffff;
    background: #ffffff;
    z-index: 10;
}

.auth-modal-close {
    position:absolute;
    top:14px;
    left:14px;
    width:38px;
    height:38px;
    border:none;
    border-radius:12px;
    background:#f8fafc;
    border:1px solid #e2e8f0;
    color:#475569;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:center;
    z-index:12;
    transition:.2s ease;
}

.auth-modal-close:hover {
    background:#eef2ff;
    color:#4f46e5;
    border-color:#c7d2fe;
}

.auth-title {
    margin: 0;
    font-weight: 900;
    font-size: 1.45rem;
    color: var(--text-dark);
    letter-spacing: -0.4px;
    position: relative;
    z-index: 1;
}

.auth-subtitle {
    margin: 8px 0 22px;
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

.auth-input-group {
    position: relative;
    margin: 0 auto 18px auto;
    max-width: 320px;
    z-index: 1;
}

.auth-input { 
    width: 100%;
    box-sizing: border-box;
    background: var(--bg-main); 
    border: 2px solid transparent;
    padding: 16px 20px;
    border-radius: 16px; 
    font-family: inherit;
    font-size: 1.1rem;
    text-align: center;
    direction: ltr;
    outline: none;
    transition: all 0.25s ease;
    color: var(--text-dark);
    font-weight: 700;
}

.auth-input:focus { 
    background: #fff;
    border-color: #6c4cff; 
    box-shadow: 0 0 0 4px rgba(108, 76, 255, 0.12); 
}

.auth-btn-main { 
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
    background: #e2e8f0;
    color: #94a3b8; 
    border: none;
    border-radius: 16px;
    padding: 16px;
    font-size: 1.05rem;
    font-weight: 800; 
    cursor: not-allowed;
    transition: all 0.25s ease; 
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-family: inherit;
    position: relative;
    z-index: 1;
}

.auth-btn-main.active { 
    background: linear-gradient(135deg, #6c4cff 0%, #4f46e5 100%); 
    color: #fff;
    cursor: pointer; 
    box-shadow: 0 10px 25px rgba(108, 76, 255, 0.28); 
}

.auth-btn-main.active:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(108, 76, 255, 0.34);
}

.auth-text-btn {
    background: none;
    border: none;
    color: #6c4cff;
    font-family: inherit;
    font-weight: 700;
    cursor: pointer;
    transition: 0.2s;
    position: relative;
    z-index: 1;
    font-size: .92rem;
}

.auth-text-btn:hover {
    color: #5839e5;
    text-decoration: underline;
}

.otp-input-container {
    background: #f8fafc;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    margin-bottom: 24px;
    transition: all 0.3s ease;
}

.otp-input-container:focus-within {
    border-color: #3b82f6;
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}

.otp-input {
    flex: 1;
    border: none;
    background: transparent;
    outline: none;
    text-align: center;
    font-size: 2rem; 
    font-weight: 900;
    letter-spacing: 16px; 
    color: #0f172a;
    direction: ltr;
}

.otp-input::placeholder {
    font-size: 1.5rem;
    font-weight: normal;
    letter-spacing: 8px;
    color: #cbd5e1;
}

.error-message {
    color: #ef4444;
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 8px;
    display: none;
    text-align: right;
}

.hidden {
    display: none !important;
}

.auth-fade {
    animation: authSlideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes authSlideUp {
    from { opacity: 0; transform: translateY(18px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 520px) {
    .auth-global-dialog { max-width: 100%; }
    .auth-zone { padding: 62px 18px 24px; border-radius: 20px; }
    .auth-zone-modal { margin-top: 26px; }
    .batool-avatar { width: 96px; height: 96px; top: -48px; }
    .auth-title { font-size: 1.28rem; }
}


/* =========================================

   فیکس نهایی و قطعی ظاهر ابزارها (کارت فول‌واید + ابزار وسط‌چین)

========================================= */



/* ۱. کارت سفید نگهدارنده (در صفحات سئو) */

.tool-widget-card {

    width: 100% !important;

    max-width: 100% !important;

    margin-bottom: 40px !important;

    padding: 40px 20px !important; 

    border-radius: 28px !important;

    background: #ffffff;

    box-shadow: 0 16px 40px rgba(15,23,42,.05);

    overflow: hidden !important;

}



/* ۲. مخفی کردن هدرهای کوچک داخلی در صفحه سئو */

.tool-widget-wrap [class*="-header"] {

    display: none !important;

}



/* ۳. محتوای خود ابزار در صفحه سئو */

.tool-widget-wrap [class*="-container"] {

    max-width: 850px !important;

    width: 100% !important;

    margin: 0 auto !important;

    padding: 0 10px !important; 

    box-sizing: border-box !important;

}



/* ۴. ابزار داخل شیت مودال (مارجین بالا و پایین اینجا اصلاح شد) */

.tool-content-box [class*="-container"] {

    max-width: 700px !important;

    width: 100% !important;

    margin: 50px auto 70px auto !important; /* فاصله قشنگ از سقف و کف شیت */

    padding: 0 20px !important;

    box-sizing: border-box !important;

}



/* ۵. نابود کردن پدینگ‌های اینلاین مزاحم */

.tool-widget-wrap > div,

.tool-content-box > div {

    padding: 0 !important;

    width: 100%;

}



/* ۶. ایجاد تنفس و فاصله استاندارد برای باکس‌ها و دکمه‌ها */

[class*="-drop-zone"], 

.tc-textarea, 

.img-crop-workspace,

.file-input-wrapper {

    margin-top: 15px !important; /* جلوگیری از چسبیدن به المان بالایی */

    margin-bottom: 25px !important;

}



button[type="submit"],

.btn-primary,

[id*="-action-btn"] {

    margin-top: 10px !important;

}



/* =========================================
   دیزاین حرفه‌ای لودینگ (Soft UI Skeleton)
========================================= */
body .tool-loading {
    min-height: 260px !important;
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    gap: 16px !important;
    padding: 0 !important;
    background: transparent !important;
    position: relative !important;
    border: none !important;
}

/* مخفی کردن اسپینر و متن ساده قدیمی */
body .tool-loading .tool-loading-spinner,
body .tool-loading div {
    display: none !important;
}

/* اسکلت بدنه اصلی ابزار (کادر آپلود/تکست) */
body .tool-loading::before {
    content: '' !important;
    display: block !important;
    width: 100% !important;
    height: 180px !important;
    border-radius: 24px !important;
    /* ایجاد گرادیانت نرم و مینیمال */
    background: linear-gradient(90deg, #f8fafc 25%, #f1f5f9 50%, #f8fafc 75%) !important;
    background-size: 400% 100% !important;
    animation: softShimmer 1.5s infinite linear !important;
    border: 1px solid rgba(226, 232, 240, 0.5) !important;
}

/* اسکلت دکمه ابزار */
body .tool-loading::after {
    content: '' !important;
    display: block !important;
    width: 100% !important;
    height: 50px !important;
    border-radius: 14px !important;
    /* هماهنگ با بدنه بالا */
    background: linear-gradient(90deg, #f8fafc 25%, #f1f5f9 50%, #f8fafc 75%) !important;
    background-size: 400% 100% !important;
    animation: softShimmer 1.5s infinite linear !important;
    border: 1px solid rgba(226, 232, 240, 0.5) !important;
}

/* انیمیشن موج نور */
@keyframes softShimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}