@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Cairo:wght@300;400;500;600;700;800;900&display=swap');

/* ========== DARK MODE (default) ========== */
:root {
    --bg-void: #050508;
    --bg-deep: #0a0d14;
    --bg-surface: #10141e;
    --bg-elevated: #161b2e;
    --bg-input: #0d1117;
    --glass: rgba(16, 20, 30, 0.65);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-hover: rgba(255, 255, 255, 0.09);
    --card-top-line: rgba(255,255,255,0.08);

    --accent-1: #7c3aed;
    --accent-2: #a855f7;
    --accent-3: #c084fc;
    --accent-glow: rgba(124, 58, 237, 0.25);
    --accent-subtle: rgba(124, 58, 237, 0.08);

    --cyan: #06b6d4;
    --cyan-glow: rgba(6, 182, 212, 0.15);

    --text-100: #f8fafc;
    --text-200: #e2e8f0;
    --text-300: #cbd5e1;
    --text-400: #94a3b8;
    --text-500: #64748b;
    --text-600: #475569;

    --success: #10b981;
    --success-soft: rgba(16, 185, 129, 0.08);
    --success-border: rgba(16, 185, 129, 0.2);
    --error: #f43f5e;
    --error-soft: rgba(244, 63, 94, 0.08);
    --error-border: rgba(244, 63, 94, 0.2);
    --warn: #f59e0b;
    --warn-soft: rgba(245, 158, 11, 0.08);
    --warn-border: rgba(245, 158, 11, 0.2);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    --shadow-glow: 0 0 60px rgba(124, 58, 237, 0.08);
    --shadow-card: 0 1px 3px rgba(0,0,0,0.3), 0 8px 32px rgba(0,0,0,0.2);
    --shadow-btn: 0 4px 20px rgba(124, 58, 237, 0.3);

    --grid-color: rgba(255,255,255,0.012);
    --mesh-1: rgba(124, 58, 237, 0.07);
    --mesh-2: rgba(6, 182, 212, 0.05);
    --header-gradient: linear-gradient(135deg, var(--text-100) 0%, var(--accent-3) 100%);
    --input-focus-bg: var(--bg-surface);
}

/* ========== LIGHT MODE ========== */
[data-theme="light"] {
    --bg-void: #f1f5f9;
    --bg-deep: #f8fafc;
    --bg-surface: #ffffff;
    --bg-elevated: #ffffff;
    --bg-input: #f1f5f9;
    --glass: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(0, 0, 0, 0.08);
    --glass-hover: rgba(0, 0, 0, 0.1);
    --card-top-line: rgba(0,0,0,0.04);

    --accent-glow: rgba(124, 58, 237, 0.12);
    --accent-subtle: rgba(124, 58, 237, 0.06);

    --text-100: #0f172a;
    --text-200: #1e293b;
    --text-300: #334155;
    --text-400: #64748b;
    --text-500: #94a3b8;
    --text-600: #cbd5e1;

    --success-soft: rgba(16, 185, 129, 0.08);
    --success-border: rgba(16, 185, 129, 0.25);
    --error-soft: rgba(244, 63, 94, 0.06);
    --error-border: rgba(244, 63, 94, 0.2);
    --warn-soft: rgba(245, 158, 11, 0.06);
    --warn-border: rgba(245, 158, 11, 0.2);

    --shadow-glow: 0 0 60px rgba(124, 58, 237, 0.05);
    --shadow-card: 0 1px 3px rgba(0,0,0,0.06), 0 4px 20px rgba(0,0,0,0.04);
    --shadow-btn: 0 4px 16px rgba(124, 58, 237, 0.2);

    --grid-color: rgba(0,0,0,0.025);
    --mesh-1: rgba(124, 58, 237, 0.04);
    --mesh-2: rgba(6, 182, 212, 0.03);
    --header-gradient: linear-gradient(135deg, var(--accent-1) 0%, var(--accent-2) 100%);
    --input-focus-bg: #ffffff;
}

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Cairo', 'Inter', system-ui, sans-serif;
    background: var(--bg-void);
    color: var(--text-200);
    min-height: 100vh;
    direction: rtl;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background 0.4s ease, color 0.4s ease;
}

/* ========== ANIMATED MESH BG ========== */
.bg-mesh {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}
.bg-mesh::before {
    content: '';
    position: absolute;
    width: 800px; height: 800px;
    top: -200px; right: -200px;
    background: radial-gradient(circle, var(--mesh-1) 0%, transparent 70%);
    animation: orbit1 25s ease-in-out infinite;
}
.bg-mesh::after {
    content: '';
    position: absolute;
    width: 600px; height: 600px;
    bottom: -100px; left: -100px;
    background: radial-gradient(circle, var(--mesh-2) 0%, transparent 70%);
    animation: orbit2 30s ease-in-out infinite;
}
@keyframes orbit1 {
    0%,100% { transform: translate(0,0) scale(1); }
    33% { transform: translate(100px,80px) scale(1.1); }
    66% { transform: translate(-50px,120px) scale(0.9); }
}
@keyframes orbit2 {
    0%,100% { transform: translate(0,0) scale(1); }
    33% { transform: translate(-80px,-60px) scale(1.15); }
    66% { transform: translate(60px,-100px) scale(0.95); }
}

.bg-grid {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image:
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at 50% 30%, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 30%, black 20%, transparent 70%);
}

/* ========== CONTAINER ========== */
.container {
    position: relative;
    z-index: 1;
    max-width: 680px;
    margin: 0 auto;
    padding: 20px 16px 80px;
}

/* ========== TOP BAR ========== */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    margin-bottom: 8px;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.icon-btn {
    width: 40px; height: 40px;
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    background: var(--glass);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.25s ease;
    color: var(--text-400);
    text-decoration: none;
}

.icon-btn:hover {
    border-color: var(--glass-hover);
    background: var(--bg-elevated);
    transform: scale(1.05);
}

/* ========== HEADER ========== */
.header {
    text-align: center;
    padding: 30px 20px 40px;
}

.logo-wrap {
    position: relative;
    display: inline-block;
    margin-bottom: 24px;
}

.logo {
    width: 72px; height: 72px;
    border-radius: 22px;
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 34px;
    position: relative;
    z-index: 2;
    box-shadow: 0 0 0 1px rgba(255,255,255,0.1), 0 8px 40px var(--accent-glow);
    animation: logoFloat 4s ease-in-out infinite;
}

.logo-ring {
    position: absolute;
    inset: -8px;
    border-radius: 28px;
    border: 1.5px solid rgba(124, 58, 237, 0.15);
    animation: logoFloat 4s ease-in-out infinite reverse;
}

@keyframes logoFloat {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

.header h1 {
    font-size: 32px;
    font-weight: 900;
    letter-spacing: -0.5px;
    background: var(--header-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
    line-height: 1.3;
}

.header .subtitle {
    color: var(--text-500);
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.header-line {
    width: 50px; height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-1), transparent);
    margin: 20px auto 0;
    border-radius: 1px;
}

/* ========== CARDS ========== */
.card {
    background: var(--glass);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 28px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-card);
    transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--card-top-line), transparent);
}

.card:hover {
    border-color: var(--glass-hover);
    box-shadow: var(--shadow-card), var(--shadow-glow);
    transform: translateY(-1px);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 24px;
}

.card-icon {
    width: 42px; height: 42px;
    border-radius: var(--radius-md);
    background: var(--accent-subtle);
    border: 1px solid rgba(124,58,237,0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.card-label {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-100);
}

.card-sublabel {
    font-size: 12px;
    color: var(--text-500);
    margin-top: 1px;
}

/* ========== FORM ========== */
.field { margin-bottom: 18px; }

.field-label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-400);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.field-label .req {
    color: var(--accent-2);
    font-size: 14px;
}

.input, .textarea {
    width: 100%;
    padding: 13px 16px;
    background: var(--bg-input);
    border: 1.5px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-100);
    font-family: 'Inter', 'Cairo', system-ui;
    font-size: 14px;
    transition: all 0.25s ease;
    outline: none;
    direction: ltr;
    text-align: left;
}

.textarea {
    resize: vertical;
    min-height: 90px;
    font-family: 'SF Mono', 'Fira Code', 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.7;
}

.input:hover, .textarea:hover { border-color: var(--glass-hover); }

.input:focus, .textarea:focus {
    border-color: var(--accent-1);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: var(--input-focus-bg);
}

.input::placeholder, .textarea::placeholder { color: var(--text-600); }

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

@media (max-width: 560px) {
    .grid-2 { grid-template-columns: 1fr; }
    .container { padding: 12px 12px 60px; }
    .card { padding: 20px; }
    .header h1 { font-size: 26px; }
}

/* ========== FILE UPLOAD ========== */
.upload-zone {
    position: relative;
    border: 2px dashed var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 36px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--accent-subtle);
}

.upload-zone:hover {
    border-color: rgba(124,58,237,0.3);
    background: rgba(124,58,237,0.06);
}

.upload-zone.active {
    border-color: var(--success);
    border-style: solid;
    background: var(--success-soft);
}

.upload-zone input[type="file"] {
    position: absolute; inset: 0; opacity: 0; cursor: pointer;
}

.upload-icon-wrap {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--accent-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 14px;
    font-size: 24px;
    transition: all 0.3s ease;
}

.upload-zone:hover .upload-icon-wrap {
    background: rgba(124,58,237,0.14);
    transform: scale(1.05);
}

.upload-hint { color: var(--text-500); font-size: 13px; }
.upload-hint strong { color: var(--accent-3); font-weight: 600; }

.upload-filename {
    color: var(--success);
    font-size: 13px;
    font-weight: 600;
    margin-top: 8px;
    display: none;
}

.upload-zone.active .upload-filename { display: block; }

/* ========== COLLAPSIBLE ========== */
.collapse-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    background: rgba(124,58,237,0.03);
    border: 1px solid var(--glass-border);
    margin-bottom: 14px;
    transition: all 0.25s ease;
}

.collapse-trigger:hover { background: rgba(124,58,237,0.06); }

.collapse-trigger span {
    font-size: 12px;
    color: var(--text-500);
    font-weight: 500;
}

.collapse-arrow {
    font-size: 10px;
    color: var(--text-600);
    transition: transform 0.3s ease;
}

.collapse-trigger.open .collapse-arrow { transform: rotate(180deg); }

.collapse-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1);
}

.collapse-body.open { max-height: 400px; }

/* ========== SUBMIT BUTTON ========== */
.btn-submit {
    width: 100%;
    padding: 16px 24px;
    border: none;
    border-radius: var(--radius-lg);
    font-family: 'Cairo', system-ui;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    color: white;
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    box-shadow: var(--shadow-btn);
    transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
    margin-top: 8px;
}

.btn-submit::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, transparent 30%, rgba(255,255,255,0.12) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.btn-submit:hover:not(:disabled)::before { transform: translateX(100%); }

.btn-submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-submit:active:not(:disabled) { transform: translateY(0); }
.btn-submit:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-submit .loading-spinner {
    display: none;
    width: 24px; height: 24px;
    border: 3px solid rgba(255,255,255,0.2);
    border-top-color: white;
    border-radius: 50%;
    animation: rotate 0.7s linear infinite;
    margin: 0 auto;
}

.btn-submit.is-loading .btn-label { display: none; }
.btn-submit.is-loading .loading-spinner { display: inline-block; }

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

/* ========== RESULTS ========== */
.results-wrap { display: none; margin-top: 24px; }

.results-wrap.visible {
    display: block;
    animation: resultReveal 0.6s cubic-bezier(0.16,1,0.3,1);
}

@keyframes resultReveal {
    from { opacity: 0; transform: translateY(24px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.step-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    border: 1px solid transparent;
    animation: stepIn 0.4s ease backwards;
}

.step-item:nth-child(1) { animation-delay: .05s; }
.step-item:nth-child(2) { animation-delay: .1s; }
.step-item:nth-child(3) { animation-delay: .15s; }
.step-item:nth-child(4) { animation-delay: .2s; }
.step-item:nth-child(5) { animation-delay: .25s; }

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

.step-item.ok { background: var(--success-soft); border-color: var(--success-border); }
.step-item.err { background: var(--error-soft); border-color: var(--error-border); }
.step-item.skip { background: var(--warn-soft); border-color: var(--warn-border); }

.step-badge {
    width: 34px; height: 34px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    flex-shrink: 0;
}

.step-item.ok .step-badge { background: rgba(16,185,129,0.15); }
.step-item.err .step-badge { background: rgba(244,63,94,0.15); }
.step-item.skip .step-badge { background: rgba(245,158,11,0.15); }

.step-body { flex: 1; min-width: 0; }
.step-title { font-size: 14px; font-weight: 600; color: var(--text-200); }
.step-msg { font-size: 11px; color: var(--text-500); margin-top: 2px; word-break: break-word; }

.step-tag {
    font-size: 11px; font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.step-item.ok .step-tag { background: rgba(16,185,129,0.12); color: var(--success); }
.step-item.err .step-tag { background: rgba(244,63,94,0.12); color: var(--error); }
.step-item.skip .step-tag { background: rgba(245,158,11,0.12); color: var(--warn); }

/* ========== FINAL BANNER ========== */
.banner {
    text-align: center;
    padding: 36px 24px;
    border-radius: var(--radius-xl);
    margin-top: 16px;
    overflow: hidden;
}

.banner.win {
    background: linear-gradient(135deg, var(--success-soft), rgba(6,182,212,0.04));
    border: 1px solid var(--success-border);
}

.banner.lose {
    background: linear-gradient(135deg, var(--error-soft), rgba(220,38,38,0.04));
    border: 1px solid var(--error-border);
}

.banner-emoji {
    font-size: 52px;
    margin-bottom: 12px;
    animation: pop 0.5s cubic-bezier(0.68,-0.55,0.27,1.55) 0.3s backwards;
}

@keyframes pop {
    from { transform: scale(0); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.banner-text { font-size: 26px; font-weight: 900; }
.banner.win .banner-text { color: var(--success); }
.banner.lose .banner-text { color: var(--error); }

.details-table { margin-top: 20px; text-align: right; }

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 11px 0;
    border-bottom: 1px solid var(--glass-border);
}

.detail-row:last-child { border-bottom: none; }
.detail-key { color: var(--text-500); font-size: 13px; }

.detail-val {
    color: var(--text-200);
    font-size: 12px;
    font-weight: 600;
    font-family: 'SF Mono', 'Fira Code', monospace;
    direction: ltr;
    background: var(--accent-subtle);
    padding: 4px 10px;
    border-radius: 6px;
    max-width: 260px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ========== FOOTER ========== */
.footer {
    text-align: center;
    padding: 40px 20px 20px;
    color: var(--text-600);
    font-size: 12px;
    letter-spacing: 1px;
}