/* ==========================================================================
   ZappyFile.com — Adaptive Day (Soft Pearl) & Night (Smooth Slate) Theme CSS
   Automatically switches based on visitor's local country / laptop clock
   ========================================================================== */

:root,
html[data-theme="day"] {
    /* Soft Eye-Friendly Daylight Palette (Not Harsh Glaring White) */
    --zappy-bg: #f1f5f9;              /* Soft cool pearl/alabaster background */
    --zappy-card: #ffffff;            /* Clean soft surface for cards */
    --zappy-card-hover: #f8fafc;      /* Subtle hover lift */
    --zappy-input-bg: #f8fafc;
    --zappy-text: #0f172a;            /* Deep slate primary text */
    --zappy-muted: #475569;           /* Comfortable secondary text */
    --zappy-border: #cbd5e1;
    --zappy-card-border: #e2e8f0;
    --zappy-navbar-bg: rgba(255, 255, 255, 0.88);
    --zappy-hero-glow: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.12), transparent 65%);
    --zappy-shadow: 0 6px 20px rgba(15, 23, 42, 0.06);
    --zappy-shadow-hover: 0 14px 30px rgba(99, 102, 241, 0.14);
    --zappy-primary: #4f46e5;
    --zappy-accent: #0891b2;
    --zappy-purple: #9333ea;
}

html[data-theme="night"] {
    /* Smooth Midnight Slate Palette (Not Pitch Black) */
    --zappy-bg: #0f172a;              /* Comfortable midnight slate */
    --zappy-card: #1e293b;            /* Elevated slate card */
    --zappy-card-hover: #263449;
    --zappy-input-bg: #0f172a;
    --zappy-text: #f8fafc;
    --zappy-muted: #94a3b8;
    --zappy-border: rgba(255, 255, 255, 0.14);
    --zappy-card-border: rgba(255, 255, 255, 0.09);
    --zappy-navbar-bg: rgba(15, 23, 42, 0.88);
    --zappy-hero-glow: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.20), transparent 65%);
    --zappy-shadow: 0 12px 30px rgba(0, 0, 0, 0.28);
    --zappy-shadow-hover: 0 14px 32px rgba(0, 0, 0, 0.45);
    --zappy-primary: #6366f1;
    --zappy-accent: #06b6d4;
    --zappy-purple: #c084fc;
}

body {
    background-color: var(--zappy-bg);
    color: var(--zappy-text);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s ease, color 0.25s ease;
}

main {
    flex: 1;
}

h1, h2, h3, h4, h5, h6, .brand-title {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    color: var(--zappy-text);
}

/* Automatically adapt utility classes in Day Mode so nothing stays dark/invisible */
html[data-theme="day"] .text-white,
html[data-theme="day"] .text-light,
html[data-theme="day"] .text-light-emphasis {
    color: var(--zappy-text) !important;
}

html[data-theme="day"] .text-secondary {
    color: var(--zappy-muted) !important;
}

html[data-theme="day"] .bg-dark {
    background-color: var(--zappy-card) !important;
    color: var(--zappy-text) !important;
    border-color: var(--zappy-card-border) !important;
}

html[data-theme="day"] .table-dark {
    --bs-table-bg: #ffffff;
    --bs-table-color: #0f172a;
    --bs-table-border-color: #e2e8f0;
    --bs-table-hover-bg: #f1f5f9;
    --bs-table-hover-color: #0f172a;
    color: #0f172a !important;
}

html[data-theme="day"] .form-control,
html[data-theme="day"] .form-select {
    background-color: var(--zappy-input-bg) !important;
    color: var(--zappy-text) !important;
    border-color: var(--zappy-border) !important;
}

html[data-theme="day"] #globalToolSearch {
    background-color: transparent !important;
}

/* Top Banner & Navbar */
.top-trust-bar {
    background: linear-gradient(90deg, rgba(99, 102, 241, 0.12), rgba(6, 182, 212, 0.12));
    border-bottom: 1px solid var(--zappy-card-border);
}

.zappy-navbar {
    background: var(--zappy-navbar-bg);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--zappy-card-border);
}

.zappy-navbar .nav-link {
    color: var(--zappy-text);
    font-weight: 500;
}

.zappy-navbar .nav-link:hover {
    color: var(--zappy-primary);
}

.theme-toggle-pill {
    background: var(--zappy-card);
    color: var(--zappy-text);
    border: 1px solid var(--zappy-border);
    font-weight: 600;
    box-shadow: var(--zappy-shadow);
}

.theme-toggle-pill:hover {
    border-color: var(--zappy-primary);
    color: var(--zappy-primary);
}

.brand-logo-box {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: linear-gradient(135deg, #6366f1, #06b6d4);
    color: #fff !important;
    font-size: 1.2rem;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
}

.text-gradient {
    background: linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

html[data-theme="night"] .text-gradient {
    background: linear-gradient(135deg, #818cf8 0%, #22d3ee 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-purple {
    color: var(--zappy-purple) !important;
}

.hero-section {
    background: var(--zappy-hero-glow);
}

.search-box-wrapper {
    background: var(--zappy-card);
    border-color: var(--zappy-border) !important;
    box-shadow: var(--zappy-shadow);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-box-wrapper:focus-within {
    border-color: var(--zappy-primary) !important;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.18);
}

.active-cat-btn {
    background: linear-gradient(135deg, #6366f1, #06b6d4);
    color: #fff !important;
    border: none;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.cat-btn {
    background: var(--zappy-card);
    color: var(--zappy-text);
    border: 1px solid var(--zappy-card-border);
}

.cat-btn:hover {
    background: var(--zappy-card-hover);
    border-color: var(--zappy-primary);
}

.tool-card {
    background: var(--zappy-card);
    border: 1px solid var(--zappy-card-border);
    border-radius: 16px;
    box-shadow: var(--zappy-shadow);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.tool-card:hover {
    transform: translateY(-4px);
    background: var(--zappy-card-hover);
    border-color: rgba(99, 102, 241, 0.55);
    box-shadow: var(--zappy-shadow-hover);
}

.tool-icon-box {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.cat-icon-pdf { background: rgba(239, 68, 68, 0.14); color: #ef4444; }
.cat-icon-image { background: rgba(6, 182, 212, 0.14); color: #0891b2; }
.cat-icon-audio { background: rgba(245, 158, 11, 0.15); color: #d97706; }
.cat-icon-video { background: rgba(168, 85, 247, 0.14); color: #9333ea; }
.cat-icon-utility { background: rgba(16, 185, 129, 0.14); color: #059669; }

html[data-theme="night"] .cat-icon-pdf { color: #f87171; }
html[data-theme="night"] .cat-icon-image { color: #22d3ee; }
html[data-theme="night"] .cat-icon-audio { color: #fbbf24; }
html[data-theme="night"] .cat-icon-video { color: #c084fc; }
html[data-theme="night"] .cat-icon-utility { color: #34d399; }

.workspace-card {
    background: var(--zappy-card);
    border: 1px solid var(--zappy-card-border);
    box-shadow: var(--zappy-shadow);
}

.dropzone-box {
    border: 2px dashed rgba(99, 102, 241, 0.45);
    background: var(--zappy-input-bg);
    cursor: pointer;
    transition: all 0.2s ease;
}

.dropzone-box:hover, .dropzone-box.drag-over {
    border-color: var(--zappy-accent);
    background: rgba(99, 102, 241, 0.08);
}

.btn-gradient-primary {
    background: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
    color: #fff !important;
    border: none;
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3);
}

.btn-gradient-primary:hover {
    opacity: 0.95;
    color: #fff !important;
}

.ad-slot-banner, .ad-slot-sidebar {
    background: var(--zappy-card);
    border: 1px dashed var(--zappy-border);
}

.related-tool-link:hover {
    background: rgba(99, 102, 241, 0.08);
}

.zappy-footer {
    background: var(--zappy-card);
}

.footer-link {
    color: var(--zappy-muted);
    text-decoration: none;
    transition: color 0.15s;
}

.footer-link:hover {
    color: var(--zappy-primary);
}