/* ==============================================
   Innoflow Customer Zone – Dark Theme CSS
   Sdílený styl pro login, register, dashboard, profil, kredity
   ============================================== */

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

/* ── CSS Variables ── */
:root {
    --bg-body: #0F0F1A;
    --bg-surface: rgba(15, 15, 30, 0.95);
    --bg-card: rgba(20, 20, 40, 0.8);
    --bg-input: rgba(30, 30, 55, 0.6);
    --glass-bg: rgba(30, 30, 60, 0.4);
    --glass-border: rgba(99, 102, 241, 0.15);
    --glass-blur: 20px;
    --primary: #6366F1;
    --primary-light: #818CF8;
    --secondary: #8B5CF6;
    --accent: #06B6D4;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --text-primary: #F1F5F9;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    --border: rgba(99, 102, 241, 0.15);
    --border-hover: rgba(99, 102, 241, 0.3);
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.15);
    --gradient-primary: linear-gradient(135deg, #6366F1, #8B5CF6);
    --gradient-bg: linear-gradient(135deg, #0F0F1A 0%, #1a1a35 50%, #0F0F1A 100%);
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
}

/* ── Reset & Base ── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--primary-light);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--primary);
}

/* ── Auth Pages (Login/Register/Forgot) ── */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-bg);
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.auth-page::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.12) 0%, transparent 70%);
    top: -150px;
    right: -100px;
    border-radius: 50%;
}

.auth-page::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
    bottom: -100px;
    left: -80px;
    border-radius: 50%;
}

.auth-container {
    width: 100%;
    max-width: 440px;
    z-index: 1;
}

.auth-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-logo h1 {
    font-size: 1.8rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.auth-logo .brand-icon {
    width: 38px;
    height: 38px;
    background: var(--gradient-primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.1rem;
    color: #fff;
    -webkit-text-fill-color: #fff;
}

.auth-logo p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 0.5rem;
}

.auth-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-glass);
}

.auth-card h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ── Forms ── */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.4rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

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

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.7rem 1.5rem;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    line-height: 1.4;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: var(--primary-light);
    border: 1px solid var(--glass-border);
}

.btn-outline:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--primary);
    color: #fff;
}

.btn-block {
    width: 100%;
}

.btn-lg {
    padding: 0.85rem 2rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.45rem 0.9rem;
    font-size: 0.85rem;
}

.btn-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}

.btn-glass:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--primary);
}

.btn-success {
    background: linear-gradient(135deg, #10B981, #059669);
    color: #fff;
}

.btn-danger {
    background: linear-gradient(135deg, #EF4444, #DC2626);
    color: #fff;
}

/* ── Alerts ── */
.alert {
    padding: 0.85rem 1.2rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.alert-error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #FCA5A5;
}

.alert-success {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #6EE7B7;
}

.alert-info {
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: var(--primary-light);
}

/* ── Navbar (Dashboard) ── */
.cz-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 15, 30, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 0 2rem;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cz-navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--text-primary);
    text-decoration: none;
}

.cz-navbar-brand .brand-icon {
    width: 32px;
    height: 32px;
    background: var(--gradient-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.9rem;
    color: #fff;
}

.cz-navbar-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.credit-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2));
    border: 1px solid var(--glass-border);
    color: var(--primary-light);
    padding: 0.4rem 0.9rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.85rem;
}

.user-name {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.btn-logout {
    color: var(--text-muted);
    font-size: 0.85rem;
    cursor: pointer;
    transition: color 0.2s;
    background: none;
    border: none;
    font-family: inherit;
    text-decoration: none;
}

.btn-logout:hover {
    color: var(--danger);
}

/* ── Dashboard ── */
.cz-main {
    padding-top: 96px;
    max-width: 1100px;
    margin: 0 auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    padding-bottom: 3rem;
}

.dashboard-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.dashboard-header h1 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.dashboard-header h1 span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.dashboard-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

/* ── Tool Cards ── */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.tool-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}

.tool-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.tool-card-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 1.25rem;
}

.tool-card-icon.konvertors {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(234, 88, 12, 0.2));
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.tool-card-icon.vizualizator {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2));
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.tool-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.tool-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    flex: 1;
}

/* ── Quick Links ── */
.quick-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.quick-link {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 1.25rem;
    text-align: center;
    transition: all 0.3s;
    text-decoration: none;
    color: var(--text-primary);
}

.quick-link:hover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
    transform: translateY(-2px);
    color: var(--text-primary);
}

.quick-link .ql-icon {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.quick-link .ql-label {
    font-weight: 600;
    font-size: 0.9rem;
}

/* ── Section Header ── */
.section-title {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary);
    margin-bottom: 1rem;
}

/* ── Profile & Credits (reusable) ── */
.page-container {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.profile-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .profile-grid {
        grid-template-columns: 1fr;
    }
}

.profile-section {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

.profile-section h3 {
    margin: 0 0 1rem;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-row {
    margin-bottom: 1rem;
}

.form-row label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.35rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.form-row .form-control {
    width: 100%;
}

.ares-row {
    display: flex;
    gap: 0.5rem;
    align-items: flex-end;
}

.ares-row .form-control {
    flex: 1;
}

.msg {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.msg-success {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #6EE7B7;
}

.msg-error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #FCA5A5;
}

.billing-mode-toggle {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.billing-mode-toggle label {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.85rem;
    border: 1px solid var(--border);
    transition: all 0.2s;
    color: var(--text-secondary);
}

.billing-mode-toggle input:checked+span {
    color: var(--primary-light);
}

.billing-mode-toggle label:has(input:checked) {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.billing-mode-toggle input {
    display: none;
}

/* ── Credits Page ── */
.credit-hero {
    text-align: center;
    padding: 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
}

.credit-hero .balance {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.credit-hero p {
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.package-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.package-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
    border-color: var(--primary);
}

.package-card.selected {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.package-card .pkg-name {
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.package-card .pkg-credits {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-light);
}

.package-card .pkg-bonus {
    color: var(--success);
    font-weight: 600;
    font-size: 0.85rem;
}

.package-card .pkg-price {
    font-size: 1.3rem;
    font-weight: 700;
    margin-top: 0.5rem;
}

.package-card .pkg-desc {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.package-card .popular-badge {
    position: absolute;
    top: 10px;
    right: -30px;
    background: var(--gradient-primary);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 3px 35px;
    transform: rotate(45deg);
}

.custom-credits {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.custom-credits h3 {
    margin: 0 0 1rem;
}

.custom-row {
    display: flex;
    gap: 1rem;
    align-items: flex-end;
}

.custom-row .form-control {
    max-width: 200px;
}

.order-result {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-bottom: 2rem;
    display: none;
}

.order-result h3 {
    margin: 0 0 1.5rem;
}

.qr-container {
    text-align: center;
    margin: 1.5rem 0;
}

.qr-container canvas {
    border: 3px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius);
    box-shadow: var(--shadow-glow);
}

.payment-info {
    background: rgba(30, 30, 55, 0.5);
    border-radius: var(--radius);
    padding: 1rem;
    margin-top: 1rem;
}

.payment-info table {
    width: 100%;
    font-size: 0.9rem;
}

.payment-info td {
    padding: 0.35rem 0;
}

.payment-info td:first-child {
    font-weight: 600;
    color: var(--text-secondary);
    width: 40%;
}

.history-section {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

.history-section h3 {
    margin: 0 0 1rem;
}

.history-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.history-table th {
    text-align: left;
    padding: 0.5rem;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}

.history-table td {
    padding: 0.5rem;
    border-bottom: 1px solid rgba(99, 102, 241, 0.08);
}

.badge-add {
    color: var(--success);
    font-weight: 700;
}

.badge-sub {
    color: var(--danger);
    font-weight: 700;
}

.badge-pending {
    background: rgba(245, 158, 11, 0.15);
    color: #FBBF24;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.8rem;
}

.badge-paid {
    background: rgba(16, 185, 129, 0.15);
    color: #6EE7B7;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.8rem;
}

.tabs {
    display: flex;
    gap: 0;
    margin-bottom: 1.5rem;
}

.tab {
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--border);
    background: transparent;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.9rem;
}

.tab:first-child {
    border-radius: var(--radius) 0 0 var(--radius);
}

.tab:last-child {
    border-radius: 0 var(--radius) var(--radius) 0;
}

.tab.active {
    background: var(--gradient-primary);
    color: #fff;
    border-color: var(--primary);
}

/* ── Language Switcher ── */
.lang-switch {
    display: inline-flex;
    align-items: center;
    gap: 0;
    margin-left: 0.75rem;
    background: rgba(30, 30, 55, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 2px;
    flex-shrink: 0;
}

.lang-switch a {
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.25s ease;
    line-height: 1;
    white-space: nowrap;
}

.lang-switch a:hover {
    color: var(--text-primary);
}

.lang-switch a.active {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.35);
}

/* Lang switch on auth pages: displayed inline under logo */
.auth-lang-switch {
    display: flex;
    justify-content: center;
    margin-bottom: 1.25rem;
    z-index: 10;
    position: relative;
}

.auth-lang-switch .lang-switch {
    margin-left: 0;
    background: rgba(30, 30, 55, 0.8);
    border: 1px solid rgba(99, 102, 241, 0.25);
    padding: 3px;
    border-radius: 10px;
}

.auth-lang-switch .lang-switch a {
    padding: 0.4rem 1rem;
    font-size: 0.85rem;
    border-radius: 7px;
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .cz-navbar {
        padding: 0 1rem;
    }

    .cz-main {
        padding-top: 80px;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .tools-grid {
        grid-template-columns: 1fr;
    }

    .quick-links {
        grid-template-columns: 1fr 1fr;
    }

    .dashboard-header h1 {
        font-size: 1.5rem;
    }

    .cz-navbar-actions {
        gap: 0.4rem;
    }

    .user-name {
        display: none;
    }

    .custom-row {
        flex-direction: column;
    }

    .tabs {
        flex-direction: column;
    }

    .tab:first-child {
        border-radius: var(--radius) var(--radius) 0 0;
    }

    .tab:last-child {
        border-radius: 0 0 var(--radius) var(--radius);
    }
}

@media (max-width: 480px) {
    .auth-card {
        padding: 1.5rem;
    }

    .quick-links {
        grid-template-columns: 1fr;
    }
}