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

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --primary-glow: rgba(99, 102, 241, 0.2);

    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;

    --bg: #f0f2ff;
    --surface: #ffffff;
    --surface-2: #f8f9ff;
    --border: #e5e7eb;
    --border-focus: #6366f1;

    --text: #111827;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;

    --sidebar-bg: #1e1b4b;
    --sidebar-border: #312e81;
    --sidebar-text: #c7d2fe;
    --sidebar-active: #6366f1;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.04);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.10), 0 8px 10px -6px rgba(0,0,0,0.04);

    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0; padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    -webkit-font-smoothing: antialiased;
}

.bg-shape { display: none; }

.app-container {
    width: 100%;
    max-width: 1440px;
    height: 96vh;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

/* ─── Glass Panel / Card ──────────────────────────── */
.glass-panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 24px;
}

/* ─── Typography ──────────────────────────────────── */
h1, h2, h3 {
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.02em;
    margin-bottom: 0.35em;
}
h2 { font-size: 1.35rem; }
h3 { font-size: 1.05rem; }
p { color: var(--text-secondary); line-height: 1.6; margin-bottom: 0.75em; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted) !important; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mt-2 { margin-top: 1rem; }

/* ─── Form Controls ───────────────────────────────── */
.form-group {
    margin-bottom: 1.1rem;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.025em;
    text-transform: uppercase;
}

.form-control {
    width: 100%;
    padding: 11px 14px;
    background: var(--surface);
    border: 1.5px solid #cbd5e1;
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 450;
    transition: var(--transition);
    outline: none;
    appearance: none;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.04);
}

.form-control::placeholder {
    color: var(--text-muted);
    font-weight: 400;
}

.form-control:focus {
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 4px var(--primary-glow);
}

.form-control:hover:not(:focus) {
    border-color: #c4b5fd;
}

select.form-control {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 36px;
    cursor: pointer;
}

.form-icon {
    position: absolute;
    right: 13px;
    top: 36px;
    color: var(--text-muted);
    font-size: 0.9rem;
    pointer-events: none;
}

/* ─── Buttons ─────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    letter-spacing: 0.01em;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 10px rgba(99,102,241,0.3);
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(99,102,241,0.4);
}
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
    background: var(--surface-2);
    color: var(--text);
    border: 1.5px solid var(--border);
}
.btn-secondary:hover {
    background: #eef2ff;
    border-color: #c7d2fe;
    color: var(--primary);
}

.btn-danger {
    background: #fef2f2;
    color: var(--danger);
    border: 1.5px solid #fecaca;
}
.btn-danger:hover {
    background: var(--danger);
    color: white;
    border-color: var(--danger);
}

.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: #059669; }
.btn-warning { background: var(--warning); color: white; }
.btn-block { width: 100%; }

/* ─── SweetAlert Modern Override ─────────────────── */
div:where(.swal2-container) div:where(.swal2-popup).swal-modern-popup {
    border-radius: 18px !important;
    padding: 28px !important;
    box-shadow: var(--shadow-lg) !important;
    background: #ffffff !important;
    width: 440px !important;
    max-width: 94% !important;
}
.swal-modern-title {
    font-size: 1.25rem !important;
    font-weight: 700 !important;
    color: var(--text) !important;
    text-align: left !important;
    padding: 0 0 14px 0 !important;
    border-bottom: 1px solid var(--border) !important;
    margin: 0 0 20px 0 !important;
    letter-spacing: -0.02em !important;
}
div:where(.swal2-container) div:where(.swal2-html-container) {
    margin: 0 !important; padding: 0 !important; overflow: hidden !important;
}
.swal-modern-actions {
    margin-top: 20px !important;
    padding-top: 14px !important;
    border-top: 1px solid var(--border);
    justify-content: flex-end !important;
    gap: 10px !important;
    width: 100% !important;
}
.swal-modern-actions .btn { margin: 0 !important; }