/* ========================================================
   PICK4SHIP SaaS Platform - Core Stylesheet
   Modern Futuristic Blue & Navy SaaS aesthetic with Light & Dark Mode
   ======================================================== */

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

:root {
    /* Brand Primary Colors */
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
    --primary-dark: #1e3a8a;
    --primary-gradient: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    --accent: #3b82f6;
    --accent-glow: rgba(37, 99, 235, 0.15);

    /* Light Theme Palette */
    --bg-body: #f8fafc;
    --bg-surface: #ffffff;
    --bg-surface-elevated: #ffffff;
    --bg-surface-hover: #f1f5f9;
    --border-color: #e2e8f0;
    --border-color-light: #f1f5f9;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-secondary: #475569;
    
    /* Semantic Colors */
    --success: #10b981;
    --success-light: #ecfdf5;
    --warning: #f59e0b;
    --warning-light: #fffbeb;
    --danger: #ef4444;
    --danger-light: #fef2f2;
    --info: #06b6d4;
    --info-light: #ecfeff;

    /* Layout & Measurements */
    --sidebar-width: 260px;
    --header-height: 70px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Theme Palette */
[data-theme="dark"] {
    --bg-body: #0b1120;
    --bg-surface: #0f172a;
    --bg-surface-elevated: #1e293b;
    --bg-surface-hover: #334155;
    --border-color: #1e293b;
    --border-color-light: #334155;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-secondary: #cbd5e1;
    --primary-light: rgba(37, 99, 235, 0.15);
    --accent-glow: rgba(59, 130, 246, 0.25);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.7);
}

/* Base Elements */
html {
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.02em;
}

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

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

/* Custom Buttons */
.btn-primary {
    background: var(--primary-gradient);
    border: none;
    color: #ffffff;
    font-weight: 600;
    padding: 10px 22px;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
    transition: var(--transition);
}

.btn-primary:hover, .btn-primary:focus {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e3a8a 100%);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.35);
    transform: translateY(-1px);
    color: #ffffff;
}

.btn-outline-primary {
    border: 1.5px solid var(--primary);
    color: var(--primary);
    background: transparent;
    font-weight: 600;
    padding: 9px 20px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.btn-outline-primary:hover {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
    transform: translateY(-1px);
}

.btn-light {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    font-weight: 600;
    transition: var(--transition);
}

.btn-light:hover {
    background: var(--bg-surface-hover);
    color: var(--text-main);
    border-color: var(--border-color);
}

/* Cards & Containers */
.card-saas {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.card-saas:hover {
    border-color: rgba(37, 99, 235, 0.3);
    box-shadow: var(--shadow-md);
}

.card-header-clean {
    background: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 18px 24px;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-body-clean {
    padding: 24px;
}

/* Form Controls */
.form-control, .form-select {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    background-color: var(--bg-surface);
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
    color: var(--text-main);
}

.form-label {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 5px 12px;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: capitalize;
}

.badge-warning {
    background-color: var(--warning-light);
    color: #b45309;
    border: 1px solid rgba(245, 158, 11, 0.25);
}

.badge-info {
    background-color: var(--info-light);
    color: #0e7490;
    border: 1px solid rgba(6, 182, 212, 0.25);
}

.badge-success {
    background-color: var(--success-light);
    color: #047857;
    border: 1px solid rgba(16, 185, 129, 0.25);
}

.badge-danger {
    background-color: var(--danger-light);
    color: #b91c1c;
    border: 1px solid rgba(239, 68, 68, 0.25);
}

.badge-secondary {
    background-color: var(--bg-surface-hover);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}

/* Copy Button Styling */
.btn-copy {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: var(--bg-surface-elevated);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.btn-copy:hover {
    background: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}

.btn-copy.copied {
    background: var(--success-light);
    color: var(--success);
    border-color: var(--success);
}

/* Monospace for Tracking Numbers & Keys */
.code-font {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 500;
}

/* Tables */
.table-responsive {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-sm);
}

.table-saas {
    width: 100%;
    margin-bottom: 0;
    color: var(--text-main);
    border-collapse: separate;
    border-spacing: 0;
}

.table-saas th {
    background: var(--bg-surface-hover);
    color: var(--text-muted);
    font-weight: 700;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.table-saas td {
    padding: 16px 18px;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    background: var(--bg-surface);
}

.table-saas tr:last-child td {
    border-bottom: none;
}

.table-saas tr:hover td {
    background-color: var(--bg-surface-hover);
}

/* Public Header & Navigation */
.navbar-saas {
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 14px 0;
}

.navbar-brand-saas {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.35rem;
    color: var(--text-main);
    text-decoration: none;
}

/* Website Brand Logo Styles */
.brand-logo-img {
    height: 36px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
    display: inline-block;
    vertical-align: middle;
    filter: drop-shadow(0 2px 6px rgba(37, 99, 235, 0.25));
    transition: transform 0.2s ease, filter 0.2s ease;
}

[data-theme="dark"] .brand-logo-img {
    filter: drop-shadow(0 2px 10px rgba(56, 189, 248, 0.4));
}

.brand-logo-img:hover {
    transform: scale(1.02);
}

/* Authentication Pages Logo (Login, Register, Forgot Password, Reset) */
.auth-brand-logo {
    height: 38px;
    width: auto;
    max-width: 165px;
    object-fit: contain;
    display: inline-block;
    vertical-align: middle;
    filter: drop-shadow(0 2px 6px rgba(37, 99, 235, 0.25));
    transition: transform 0.2s ease, filter 0.2s ease;
}

[data-theme="dark"] .auth-brand-logo {
    filter: drop-shadow(0 2px 10px rgba(56, 189, 248, 0.4));
}

.auth-brand-logo:hover {
    transform: scale(1.02);
}

/* Public Footer Logo */
.footer-brand-logo {
    height: 32px;
    width: auto;
    max-width: 140px;
    object-fit: contain;
    display: inline-block;
    vertical-align: middle;
    filter: drop-shadow(0 2px 4px rgba(37, 99, 235, 0.2));
    transition: transform 0.2s ease, filter 0.2s ease;
}

[data-theme="dark"] .footer-brand-logo {
    filter: drop-shadow(0 2px 8px rgba(56, 189, 248, 0.35));
}

.footer-brand-logo:hover {
    transform: scale(1.02);
}

/* Backward-compatible alias */
.brand-logo-lg {
    height: 38px;
    max-width: 165px;
}

.navbar-brand-saas .brand-icon {
    width: 36px;
    height: 36px;
    background: var(--primary-gradient);
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.nav-link-saas {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link-saas:hover, .nav-link-saas.active {
    color: var(--primary);
    background: var(--primary-light);
}

/* Hero Section */
.hero-section {
    padding: 90px 0 60px;
    background: radial-gradient(circle at top right, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
                radial-gradient(circle at bottom left, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--primary-light);
    color: var(--primary);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 9999px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.hero-title .gradient-text {
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 50%, #60a5fa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 650px;
    margin-bottom: 35px;
}

/* Public Pricing Cards */
.pricing-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 30px 24px;
    position: relative;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.pricing-card.popular {
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.15);
    transform: translateY(-4px);
}

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

.popular-badge {
    position: absolute;
    top: -14px;
    right: 20px;
    background: var(--primary);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 800;
    padding: 4px 12px;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.pricing-price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1;
    margin: 15px 0 5px;
}

.pricing-credits {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 15px;
}

/* Footer */
.footer-saas {
    background: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-link {
    color: var(--text-muted);
    display: block;
    margin-bottom: 10px;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-link:hover {
    color: var(--primary);
    transform: translateX(3px);
}

/* Dark Mode Toggle Switch */
.theme-switch {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.theme-switch:hover {
    background: var(--bg-surface-hover);
    color: var(--primary);
}

/* Responsive adjustments across standard breakpoints: 1440px, 1024px, 768px, 425px, 375px, 320px */
@media (min-width: 1440px) {
    .container {
        max-width: 1320px;
    }
}

@media (max-width: 991px) {
    .hero-title {
        font-size: 2.3rem;
    }

    .hero-section {
        padding: 60px 0 40px;
    }

    .navbar-collapse {
        background: var(--bg-surface);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 16px;
        margin-top: 12px;
        box-shadow: var(--shadow-lg);
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.05rem;
    }

    .pricing-card {
        margin-bottom: 24px;
    }

    /* iOS Safari zoom prevention */
    .form-control, .form-select {
        font-size: 16px !important;
    }

    .auth-card {
        padding: 28px 20px !important;
    }

    .footer-saas {
        padding: 40px 0 20px;
        margin-top: 50px;
    }
}

@media (max-width: 425px) {
    .hero-title {
        font-size: 1.75rem;
        letter-spacing: -0.01em;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .hero-badge {
        font-size: 0.78rem;
        padding: 5px 12px;
    }

    .pricing-price {
        font-size: 2.1rem;
    }

    .auth-card {
        padding: 24px 16px !important;
        border-radius: var(--radius-md) !important;
    }

    .btn {
        padding: 9px 18px;
    }

    .modal-dialog {
        margin: 10px auto;
        max-width: calc(100vw - 20px);
    }

    .brand-logo-img {
        height: 30px;
        max-width: 135px;
    }

    .auth-brand-logo,
    .brand-logo-lg {
        height: 34px;
        max-width: 145px;
    }

    .footer-brand-logo {
        height: 28px;
        max-width: 125px;
    }
}

@media (max-width: 375px) {
    .brand-logo-img {
        height: 26px;
        max-width: 120px;
    }

    .auth-brand-logo,
    .brand-logo-lg {
        height: 30px;
        max-width: 130px;
    }

    .footer-brand-logo {
        height: 25px;
        max-width: 110px;
    }

    .hero-title {
        font-size: 1.55rem;
    }

    .navbar-brand .brand-text {
        font-size: 1.1rem;
    }

    .navbar-brand .brand-logo-icon {
        width: 34px;
        height: 34px;
        font-size: 1.1rem;
    }

    .pricing-price {
        font-size: 1.85rem;
    }

    .auth-card {
        padding: 20px 14px !important;
    }
}