/* ==========================================================================
   Base-2-Pass - Brand Stylesheet
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables - Brand Colors & Typography
   -------------------------------------------------------------------------- */
:root {
    /* Base-2 Brand Colors */
    --color-primary: #00d4aa;
    --color-primary-dark: #00b894;
    --color-primary-glow: rgba(0, 212, 170, 0.3);

    /* Dark Theme */
    --color-background: #0a0a0f;
    --color-background-elevated: #12121a;
    --color-surface: #1a1a24;
    --color-surface-hover: #22222e;

    /* Text */
    --color-text: #ffffff;
    --color-text-secondary: #a0a0a0;
    --color-text-muted: #6b6b7b;

    /* Borders */
    --color-border: #2a2a3a;
    --color-border-light: #3a3a4a;

    /* Accents */
    --color-accent-cyan: #00d4aa;
    --color-accent-success: #00d4aa;
    --color-accent-success-bg: rgba(0, 212, 170, 0.1);

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;

    /* Effects */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px var(--color-primary-glow);

    /* Radii */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 50px;
}

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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-background);
    min-height: 100vh;
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1 {
    color: var(--color-text);
    font-size: 2rem;
    margin: 2rem 0 1rem;
}

h2 {
    color: var(--color-text);
    font-size: 1.25rem;
    margin: 2rem 0 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

h2:first-of-type {
    border-top: none;
    padding-top: 0;
}

p {
    margin-bottom: 1rem;
    color: var(--color-text-secondary);
}

ul {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    color: var(--color-text-secondary);
}

li {
    margin-bottom: 0.5rem;
}

strong {
    color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
header {
    background: var(--color-background-elevated);
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

header a {
    color: var(--color-text);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 600;
}

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

header svg {
    width: 32px;
    height: 32px;
    fill: var(--color-primary);
}

/* Homepage header variant */
.header-hero {
    padding: 4rem 0 2rem;
    background: transparent;
    border: none;
}

.header-hero h1 {
    color: var(--color-text);
    font-size: 2.5rem;
    margin: 0 0 0.5rem;
}

/* --------------------------------------------------------------------------
   Logo
   -------------------------------------------------------------------------- */
.logo {
    width: 80px;
    height: 80px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-glow);
}

.logo svg {
    width: 50px;
    height: 50px;
    fill: var(--color-primary);
}

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    margin-bottom: 1.5rem;
}

.card h2 {
    color: var(--color-text);
    margin: 0 0 1rem;
    padding: 0;
    border: none;
    font-size: 1.5rem;
}

/* Card variant for content pages */
.card-content {
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.card-content h2 {
    color: var(--color-text);
    font-size: 1.25rem;
    margin: 2rem 0 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.card-content h2:first-of-type {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
}

/* --------------------------------------------------------------------------
   Tagline
   -------------------------------------------------------------------------- */
.tagline {
    color: var(--color-primary);
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

/* --------------------------------------------------------------------------
   Features Grid
   -------------------------------------------------------------------------- */
.features {
    display: grid;
    gap: 1rem;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 0.75rem;
    border-radius: var(--radius-sm);
    transition: background 0.2s;
}

.feature:hover {
    background: var(--color-surface-hover);
}

.feature-icon {
    width: 40px;
    height: 40px;
    background: var(--color-background-elevated);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-primary);
    fill: none;
}

.feature h3 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
    color: var(--color-text);
}

.feature p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin: 0;
}

/* --------------------------------------------------------------------------
   Highlight Boxes
   -------------------------------------------------------------------------- */
.highlight {
    background: var(--color-accent-success-bg);
    border-left: 4px solid var(--color-primary);
    padding: 1rem;
    margin: 1.5rem 0;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.highlight p {
    color: var(--color-text-secondary);
    margin: 0;
}

.highlight strong {
    color: var(--color-primary);
}

.security-note {
    background: var(--color-accent-success-bg);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-top: 1rem;
}

.security-note h3 {
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.security-note p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-background);
    padding: 1rem 2rem;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: var(--shadow-glow);
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn:hover {
    transform: translateY(-2px);
    background: var(--color-primary-dark);
    box-shadow: 0 6px 30px var(--color-primary-glow);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    box-shadow: none;
}

.btn-secondary:hover {
    background: var(--color-surface-hover);
    box-shadow: none;
}

/* --------------------------------------------------------------------------
   Call to Action
   -------------------------------------------------------------------------- */
.cta {
    text-align: center;
    padding: 2rem 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

@media (min-width: 480px) {
    .cta {
        flex-direction: row;
        justify-content: center;
    }
}

.btn-icon {
    vertical-align: middle;
    margin-right: 0.5rem;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--color-text-muted);
}

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

footer a:hover {
    text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.last-updated {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.text-small {
    font-size: 0.9rem;
}

.mt-half {
    margin-top: 0.5rem;
}

.text-accent {
    color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   FAQ Items
   -------------------------------------------------------------------------- */
.faq-item {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-item h3 {
    color: var(--color-text);
    font-size: 1.05rem;
    margin-bottom: 0.75rem;
}

.faq-item p {
    margin-bottom: 0.5rem;
}

.faq-item ul {
    margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */
.support-form {
    margin-top: 1.5rem;
    display: block;
}

.form-group {
    display: block;
    margin-bottom: 1.25rem;
    width: 100%;
}

.form-group label {
    display: block;
    width: 100%;
    color: var(--color-text);
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--color-background-elevated) !important;
    background-color: var(--color-background-elevated) !important;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
    background: var(--color-background-elevated) !important;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b6b7b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
    background-color: var(--color-background-elevated) !important;
}

.form-group select option {
    background: var(--color-background-elevated);
    color: var(--color-text);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-hint {
    display: block;
    width: 100%;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    margin-top: 0.35rem;
}

.support-form .btn {
    margin-top: 0.5rem;
    border: none;
    cursor: pointer;
}