/* ============================================
   QR Codes Lab — Theme CSS
   ============================================ */

/* ── CSS Custom Properties ─────────────────── */
:root {
    --color-primary:       #2563EB;
    --color-primary-dark:  #1D4ED8;
    --color-primary-light: #EFF6FF;
    --color-primary-rgb:   37, 99, 235;
    --color-accent:        #7C3AED;
    --color-accent-light:  #F5F3FF;
    --color-success:       #10B981;
    --color-warning:       #F59E0B;
    --color-danger:        #EF4444;
    --color-text:          #111827;
    --color-text-muted:    #6B7280;
    --color-text-light:    #9CA3AF;
    --color-border:        #E5E7EB;
    --color-surface:       #F9FAFB;
    --color-white:         #FFFFFF;

    --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Plus Jakarta Sans', 'Inter', -apple-system, sans-serif;

    --radius-sm:  6px;
    --radius-md:  8px;
    --radius-lg:  12px;
    --radius-xl:  16px;

    --shadow-sm:  0 1px 2px rgba(0,0,0,.05);
    --shadow-md:  0 1px 4px rgba(0,0,0,.06);
    --shadow-lg:  0 4px 12px rgba(0,0,0,.08);
    --shadow-xl:  0 8px 24px rgba(0,0,0,.1);

    --transition: 0.2s ease;
    --sidebar-width: 260px;
}

/* ── Base ───────────────────────────────────── */
html {
    font-size: 15px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-surface);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.25;
}

h1, .h1 { font-size: 2.5rem; }
h2, .h2 { font-size: 2rem; }
h3, .h3 { font-size: 1.5rem; }

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover {
    color: var(--color-primary-dark);
}

/* ── Bootstrap Overrides ────────────────────── */

/* Buttons */
.btn {
    border-radius: var(--radius-md);
    font-weight: 500;
    padding: 0.5rem 1.25rem;
    transition: all var(--transition);
    font-size: 0.9375rem;
}
.btn:focus-visible {
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), .25);
}

.btn-primary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}
.btn-primary:hover, .btn-primary:focus {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    box-shadow: 0 2px 8px rgba(var(--color-primary-rgb), .3);
}

.btn-outline-primary {
    color: var(--color-primary);
    border-color: var(--color-primary);
}
.btn-outline-primary:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    box-shadow: 0 2px 8px rgba(var(--color-primary-rgb), .3);
}

.btn-accent {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}
.btn-accent:hover {
    background-color: #6D28D9;
    border-color: #6D28D9;
    color: #fff;
}

.btn-lg {
    padding: 0.75rem 2rem;
    font-size: 1.0625rem;
    border-radius: var(--radius-lg);
}

.btn-sm {
    padding: 0.3rem 0.75rem;
    font-size: 0.8125rem;
    border-radius: var(--radius-sm);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* Cards */
.card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: box-shadow var(--transition), transform var(--transition);
    background: var(--color-white);
}
.card:hover {
    box-shadow: var(--shadow-lg);
}
.card-body {
    padding: 1.5rem;
}

/* Forms */
.form-control, .form-select {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.625rem 0.875rem;
    font-size: 0.9375rem;
    transition: border-color var(--transition), box-shadow var(--transition);
    color: var(--color-text);
}
.form-control:focus, .form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), .1);
}
.form-label {
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--color-text);
    margin-bottom: 0.375rem;
}
.form-text {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* Badges */
.badge {
    font-weight: 600;
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.3em 0.7em;
    border-radius: var(--radius-sm);
}
.badge-plan-free {
    background-color: #E5E7EB;
    color: #374151;
}
.badge-plan-starter {
    background-color: #DBEAFE;
    color: #1D4ED8;
}
.badge-plan-pro {
    background-color: #EDE9FE;
    color: #7C3AED;
}
.badge-plan-business {
    background-color: #FEF3C7;
    color: #B45309;
}

/* Nav pills / tabs */
.nav-pills .nav-link {
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: all var(--transition);
}
.nav-pills .nav-link:hover {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
}
.nav-pills .nav-link.active {
    background-color: var(--color-primary);
    color: #fff;
}

.nav-tabs {
    border-bottom: 2px solid var(--color-border);
}
.nav-tabs .nav-link {
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    color: var(--color-text-muted);
    font-weight: 500;
    padding: 0.75rem 1.25rem;
    transition: all var(--transition);
}
.nav-tabs .nav-link:hover {
    color: var(--color-primary);
    border-bottom-color: rgba(var(--color-primary-rgb), .3);
}
.nav-tabs .nav-link.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    background: transparent;
}

/* Tables */
.table th {
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-muted);
    border-bottom: 2px solid var(--color-border);
}

/* ── Layout ─────────────────────────────────── */
.content-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Hero section */
.hero-section {
    padding: 4rem 0 3rem;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-white) 100%);
}

/* Section spacing */
.section {
    padding: 4rem 0;
}
.section-alt {
    background-color: var(--color-white);
}

/* ── Navbar ──────────────────────────────────── */
.navbar-brand {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.375rem;
    color: var(--color-primary) !important;
}
.navbar-brand span {
    color: var(--color-text);
}
.navbar {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 0.75rem 0;
}
.navbar .nav-link {
    color: var(--color-text-muted);
    font-weight: 500;
    font-size: 0.9375rem;
    padding: 0.5rem 1rem;
    transition: color var(--transition);
}
.navbar .nav-link:hover {
    color: var(--color-primary);
}

/* Language switcher */
.lang-switcher .dropdown-toggle {
    font-size: 0.8125rem;
    padding: 0.25rem 0.5rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
}
.lang-switcher .dropdown-item {
    font-size: 0.875rem;
}

/* ── Dashboard Sidebar ──────────────────────── */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--color-white);
    border-right: 1px solid var(--color-border);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
    z-index: 1000;
    padding-top: 1rem;
}
.sidebar .nav-link {
    color: var(--color-text-muted);
    padding: 0.625rem 1.25rem;
    font-weight: 500;
    font-size: 0.9375rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all var(--transition);
    border-radius: 0;
    border-left: 3px solid transparent;
}
.sidebar .nav-link:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}
.sidebar .nav-link.active {
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-left-color: var(--color-primary);
    font-weight: 600;
}
.sidebar .nav-link .bi {
    font-size: 1.125rem;
    width: 1.25rem;
    text-align: center;
}

.sidebar-brand {
    padding: 0.75rem 1.25rem 1.5rem;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--color-primary);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 0.5rem;
}

.dashboard-main {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
}
.dashboard-topbar {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.dashboard-content {
    padding: 2rem 1.5rem;
}

/* ── QR Editor ──────────────────────────────── */
.editor-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 2rem;
    align-items: start;
}

.qr-preview-card {
    position: sticky;
    top: 2rem;
}
.qr-preview-wrapper {
    background:
        repeating-conic-gradient(#f3f4f6 0% 25%, transparent 0% 50%) 50% / 16px 16px;
    border-radius: var(--radius-md);
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}
.qr-preview-wrapper svg {
    max-width: 100%;
    height: auto;
    transition: opacity 0.2s ease;
}

/* Type selector cards */
.type-selector {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.75rem;
}
.type-card {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1rem 0.75rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
    background: var(--color-white);
}
.type-card:hover {
    border-color: rgba(var(--color-primary-rgb), .3);
    background: var(--color-primary-light);
}
.type-card.active {
    border-color: var(--color-primary);
    background: var(--color-primary-light);
}
.type-card .bi {
    font-size: 1.5rem;
    color: var(--color-primary);
    display: block;
    margin-bottom: 0.5rem;
}
.type-card .type-name {
    font-weight: 600;
    font-size: 0.8125rem;
    color: var(--color-text);
}

/* Shape selector */
.shape-selector {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.shape-btn {
    width: 48px;
    height: 48px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition);
    background: var(--color-white);
    padding: 4px;
}
.shape-btn:hover {
    border-color: rgba(var(--color-primary-rgb), .3);
}
.shape-btn.active {
    border-color: var(--color-primary);
    background: var(--color-primary-light);
}

/* Template grid */
.template-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 0.75rem;
}
.template-item {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.5rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
}
.template-item:hover {
    border-color: rgba(var(--color-primary-rgb), .3);
}
.template-item.active {
    border-color: var(--color-primary);
}

/* ── Pricing cards ──────────────────────────── */
.pricing-card {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 2rem 1.5rem;
    background: var(--color-white);
    text-align: center;
    transition: all var(--transition);
    position: relative;
}
.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}
.pricing-card.popular {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}
.pricing-card.popular::before {
    content: attr(data-badge);
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 0.25rem 1rem;
    border-radius: 20px;
    letter-spacing: 0.5px;
}
.pricing-price {
    font-size: 3rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--color-text);
}
.pricing-price small {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-text-muted);
}

/* ── Trust badges ───────────────────────────── */
.trust-badges {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}
.trust-badge {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    font-weight: 500;
}
.trust-badge .bi {
    color: var(--color-success);
}

/* ── FAQ Accordion ──────────────────────────── */
.accordion-button {
    font-weight: 600;
    color: var(--color-text);
    font-size: 1rem;
    padding: 1.25rem;
}
.accordion-button:not(.collapsed) {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    box-shadow: none;
}
.accordion-button:focus {
    box-shadow: none;
    border-color: var(--color-border);
}
.accordion-body {
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ── Footer ─────────────────────────────────── */
.site-footer {
    background: var(--color-text);
    color: #D1D5DB;
    padding: 3rem 0 1.5rem;
}
.site-footer a {
    color: #D1D5DB;
    transition: color var(--transition);
}
.site-footer a:hover {
    color: var(--color-white);
}
.footer-brand {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--color-white) !important;
}

/* ── Animations ─────────────────────────────── */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Toast / notifications ──────────────────── */
.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 9999;
}

/* ── Misc utilities ─────────────────────────── */
.text-muted {
    color: var(--color-text-muted) !important;
}
.bg-surface {
    background-color: var(--color-surface) !important;
}
.border-primary {
    border-color: var(--color-primary) !important;
}

/* Spinner on buttons */
.btn .spinner-border {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
    margin-right: 0.5rem;
}

/* ── Responsive ─────────────────────────────── */
@media (max-width: 991.98px) {
    .editor-layout {
        grid-template-columns: 1fr;
    }
    .qr-preview-card {
        position: static;
    }
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 1050;
    }
    .sidebar.show {
        transform: translateX(0);
    }
    .dashboard-main {
        margin-left: 0;
    }
    .hero-section {
        padding: 2rem 0;
    }
    h1, .h1 { font-size: 2rem; }
    h2, .h2 { font-size: 1.625rem; }
}

@media (max-width: 575.98px) {
    .type-selector {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
    .pricing-price {
        font-size: 2.5rem;
    }
}

/* ── GS1 Badge ──────────────────────────────── */
.badge-gs1 {
    background-color: #065F46;
    color: #fff;
    font-size: 0.6875rem;
}

/* ── QR Card landing page ───────────────────── */
.qrcard-page {
    min-height: 100vh;
}
.qrcard-splash {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: splashFadeOut 0.3s ease 1.2s forwards;
}
.qrcard-splash .splash-logo {
    animation: splashFadeIn 0.5s ease;
    max-width: 120px;
}

@keyframes splashFadeIn {
    from { opacity: 0; transform: scale(0.8); }
    to   { opacity: 1; transform: scale(1); }
}
@keyframes splashFadeOut {
    from { opacity: 1; }
    to   { opacity: 0; pointer-events: none; }
}