@import 'brand-tokens.css';

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

html {
    scroll-behavior: smooth;
    font-size: 100%;
}

body {
    background-color: var(--bg-body);
    color: var(--text-primary);
    font-family: var(--font-stack-sans);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--duration-normal) var(--ease-out), 
                color var(--duration-normal) var(--ease-out);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--duration-fast) var(--ease-out);
}

a:focus-visible, button:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px var(--color-primary);
    border-radius: var(--radius-sm);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.2;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }

p {
    margin-bottom: var(--space-6);
    color: var(--text-secondary);
    max-width: 65ch;
    line-height: 1.6;
}

code, pre, .mono {
    font-family: var(--font-stack-mono);
}

/* --- Layout --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: var(--space-4);
}

section {
    padding-block: clamp(3rem, 8vh, 6rem);
}

/* --- Components --- */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: transform 0.1s var(--ease-out), 
                opacity 0.2s var(--ease-out),
                background-color var(--duration-fast) var(--ease-out),
                box-shadow var(--duration-fast) var(--ease-out);
    cursor: pointer;
    font-size: var(--text-base);
    white-space: nowrap;
    border: none;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary, .primary-btn {
    background-color: var(--color-primary);
    color: #fff !important;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover, .primary-btn:hover {
    background-color: var(--color-primary-hover);
    box-shadow: var(--shadow-md);
    opacity: 0.95;
}

.btn-secondary, .secondary-btn {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-strong);
}

.btn-secondary:hover, .secondary-btn:hover {
    background-color: var(--bg-surface);
    border-color: var(--text-primary);
}

.btn-text {
    padding: 0;
    color: var(--color-primary);
    font-weight: 500;
}
.btn-text:hover {
    text-decoration: underline;
}

/* Badge */
.badge, .tech-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background-color: var(--color-primary-subtle);
    color: var(--color-primary);
    margin-bottom: var(--space-4);
    border: 1px solid rgba(0, 130, 201, 0.2);
}

/* --- Banner --- */
.top-banner {
    background-color: var(--color-primary);
    color: white;
    padding-block: var(--space-2);
    font-size: var(--text-xs);
    font-weight: 500;
}

.top-banner .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.banner-link {
    text-decoration: underline;
    font-weight: 700;
}

.pulse-icon {
    display: inline-block;
    width: 8px;
    height: 8px;
    background-color: #4ade80; /* Green 400 */
    border-radius: 50%;
    margin-right: 0.5rem;
    box-shadow: 0 0 0 rgba(74, 222, 128, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(74, 222, 128, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}

@media (max-width: 600px) {
    .top-banner .container {
        flex-direction: column;
        gap: var(--space-1);
        text-align: center;
    }
}

/* --- Header & Nav --- */
.site-header, .main-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
}

[data-theme="dark"] .site-header, [data-theme="dark"] .main-header {
    background-color: rgba(10, 10, 10, 0.8);
}

.nav-wrapper, .nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: var(--space-4);
}

.logo {
    font-weight: 700;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--text-primary);
}

.logo .dot {
    width: 6px;
    height: 6px;
    background-color: var(--color-primary);
    border-radius: 50%;
    display: inline-block;
}

.logo-icon {
    width: 24px;
    height: 24px;
    background: var(--color-primary);
    border-radius: 6px;
    display: grid;
    place-items: center;
    color: white;
    font-size: 14px;
}

.nav-links {
    display: flex;
    gap: var(--space-6);
    list-style: none;
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

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

.nav-cloud-btn {
    padding: 0.5rem 1rem;
    background-color: var(--color-primary-subtle);
    color: var(--color-primary) !important;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--text-sm);
    transition: background-color var(--duration-fast) var(--ease-out);
}

.nav-cloud-btn:hover {
    background-color: var(--color-primary);
    color: white !important;
}

.nav-dashboard-btn {
    padding: 0.5rem 1rem;
    background-color: var(--color-primary);
    color: white !important;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--text-sm);
    transition: background-color var(--duration-fast) var(--ease-out),
                box-shadow var(--duration-fast) var(--ease-out);
    box-shadow: var(--shadow-sm);
}

.nav-dashboard-btn:hover {
    background-color: var(--color-primary-hover);
    box-shadow: var(--shadow-md);
    color: white !important;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
}

/* Mobile Nav */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* JS will toggle this */
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--bg-body);
        padding: var(--space-6);
        border-bottom: 1px solid var(--border-subtle);
        box-shadow: var(--shadow-md);
    }

    .nav-links.open {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: block;
    }
}

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0.5rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--duration-fast), color var(--duration-fast);
}
.theme-toggle:hover {
    background-color: var(--bg-surface);
    color: var(--text-primary);
}

.sun-icon { display: none; }
.moon-icon { display: inline-block; }

[data-theme="dark"] .sun-icon { display: inline-block; }
[data-theme="dark"] .moon-icon { display: none; }

.theme-switch-wrapper {
    list-style: none;
    display: flex;
    align-items: center;
}

/* --- Hero Section --- */
.hero {
    display: grid;
    place-items: center;
    text-align: center;
    padding-top: clamp(4rem, 10vh, 8rem);
    padding-bottom: clamp(4rem, 10vh, 6rem);
}

.hero-content {
    max-width: 800px;
}

.hero-title {
    background: linear-gradient(135deg, var(--text-primary) 30%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--space-6);
}

.hero-buttons {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--space-8);
}

/* --- Features / Grid --- */
.grid-cols-2, .grid-2-col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8);
}

.grid-cols-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
}

.card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    transition: transform var(--duration-fast) var(--ease-out), 
                border-color var(--duration-fast) var(--ease-out),
                box-shadow var(--duration-fast) var(--ease-out);
}

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

/* --- Terminal / Code Block --- */
.terminal, .terminal-box {
    background-color: #0f172a; /* Slate 900 */
    border-radius: var(--radius-lg);
    border: 1px solid #1e293b; /* Slate 800 */
    overflow: hidden;
    box-shadow: var(--shadow-md);
    font-family: var(--font-stack-mono);
    font-size: var(--text-sm);
    color: #e2e8f0; /* Slate 200 */
}

.terminal-header {
    background-color: #1e293b;
    padding: 0.5rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.terminal-dot.red { background-color: #ef4444; }
.terminal-dot.yellow { background-color: #f59e0b; }
.terminal-dot.green { background-color: #22c55e; }

.terminal-body {
    padding: 1.5rem;
    overflow-x: auto;
}

.prompt { color: #22c55e; margin-right: 0.5rem; }
.cmd { color: #fff; }
.output { color: #94a3b8; display: block; margin-bottom: 0.5rem; }

/* --- Footer --- */
.main-footer {
    border-top: 1px solid var(--border-subtle);
    padding-top: var(--space-16);
    padding-bottom: var(--space-8);
    background-color: var(--bg-surface);
}

.footer-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
    align-items: start;
}

.footer-brand { flex: 2 1 300px; }
.footer-links { flex: 1 1 150px; }
.footer-tech  { flex: 1.5 1 200px; }
.footer-cta   { flex: 1.5 1 200px; }

@supports (display: grid) {
    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1.5fr 1.5fr;
    }
}

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

.footer-brand .logo {
    margin-bottom: var(--space-4);
}

.footer-brand p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

.footer-socials {
    display: flex;
    gap: var(--space-4);
}

.footer-socials a {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-primary);
}

.footer-grid h3 {
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-primary);
    margin-bottom: var(--space-6);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    transition: color var(--duration-fast);
}

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

.footer-tech ul {
    list-style: none;
    padding: 0;
}

.footer-tech li {
    margin-bottom: 0.25rem;
    color: var(--text-tertiary);
}

.footer-cta p {
    font-size: var(--text-sm);
    margin-bottom: var(--space-4);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--border-subtle);
    font-size: var(--text-xs);
    color: var(--text-tertiary);
}

@media (max-width: 768px) {
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
}

/* --- Page Header --- */
.page-header {
    padding-block: clamp(4rem, 10vh, 8rem);
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-subtle);
}

.page-header .grid-2-col {
    align-items: center;
}

.header-content {
    max-width: 600px;
}

@media (max-width: 768px) {
    .page-header .grid-2-col {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .header-content {
        margin-inline: auto;
    }
}
.text-center, .center-text { text-align: center; }
.mb-4 { margin-bottom: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mt-25 { margin-top: 25px; }
.mt-60 { margin-top: 60px; }
.section-padding { padding-block: clamp(3rem, 8vh, 6rem); }
.dark-bg { background-color: var(--bg-surface); }
.primary-color { color: var(--color-primary); }
.accent-color { color: var(--color-accent); }
.subtitle { font-size: var(--text-lg); color: var(--text-secondary); margin-bottom: var(--space-8); }
.max-w-ch { max-width: 65ch; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Scroll Animation Helper */
.reveal-on-scroll, .reveal {
    opacity: 1; /* Temporarily 1 to fix blank page */
    transform: translateY(0); /* Temporarily 0 to fix blank page */
    transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.reveal-on-scroll.is-visible, .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered delays */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }

@media (prefers-reduced-motion: reduce) {
    .reveal-on-scroll, .reveal {
        transition: none;
        opacity: 1;
        transform: none;
    }
    html {
        scroll-behavior: auto;
    }
}