/* ═══════════════════════════════════════════════
   PoeEnhancer — Design System
   Clean Premium Dark Theme
   ═══════════════════════════════════════════════ */

:root {
    --bg-deep: #08080a;
    --bg-base: #0c0c0f;
    --bg-surface: #131316;
    --bg-elevated: #1a1a1f;
    --bg-card: #16161b;
    --border: #1e1e26;
    --border-subtle: #161619;
    --border-hover: #2a2a34;
    --text-primary: #f0f0f4;
    --text-secondary: #8a8a96;
    --text-muted: #5a5a66;
    --accent: #c8ad7f;
    --accent-hover: #d4bc92;
    --accent-dim: rgba(200, 173, 127, 0.12);
    --accent-glow: rgba(200, 173, 127, 0.06);
    --success: #8fd9a8;
    --success-bg: #0f2a1a;
    --error: #f0a8a8;
    --error-bg: #2a0f0f;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font);
    background: var(--bg-deep);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

::selection { background: rgba(200, 173, 127, 0.25); color: #fff; }

:focus, :focus-visible { outline: none !important; outline-width: 0 !important; }
.hero, .hero *, .hero-content, .hero-title,
h1, h2, h3, p, div, section, video, main, article, header, footer, em {
    outline: none !important;
    outline-width: 0 !important;
    -webkit-tap-highlight-color: transparent;
}
[blazor-enhanced-nav-scroll-to]:focus,
[blazor-enhanced-nav]:focus { outline: none !important; }

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: #2a2a34; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #3a3a44; }

/* ═══ LAYOUT SHELL ═══ */

.site-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-deep);
}

/* ─── Navbar ─── */
.site-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 0 2rem;
    background: transparent;
    border-bottom: 1px solid transparent;
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    transition: background 0.15s ease, border-color 0.15s ease, backdrop-filter 0.15s ease, -webkit-backdrop-filter 0.15s ease;
    will-change: background, backdrop-filter;
}

.site-navbar.scrolled {
    background: rgba(8, 8, 10, 0.85);
    backdrop-filter: blur(16px) saturate(1.2);
    -webkit-backdrop-filter: blur(16px) saturate(1.2);
    border-bottom-color: var(--border);
}

.site-navbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.site-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.site-brand-logo {
    height: 28px;
    width: auto;
    object-fit: contain;
}

.site-brand-text {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.02em;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.site-nav-link {
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition);
    background: none;
    border: none;
    font-family: var(--font);
    cursor: pointer;
}

.site-nav-link:hover,
.site-nav-link.active {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.site-logout-btn { color: var(--text-muted); }

/* ─── Main ─── */
.site-main {
    flex: 1;
    padding-top: 60px;
}

.site-main--contained {
    max-width: 1000px;
    width: 100%;
    margin: 0 auto;
    padding: 3rem 2rem;
}

/* ─── Footer ─── */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 2rem;
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.site-footer a {
    color: var(--text-muted);
    transition: color var(--transition);
}

.site-footer a:hover { color: var(--accent); }

.site-footer-sep { margin: 0 0.75rem; }

/* ═══ SCROLL ANIMATIONS ═══ */

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
    opacity: 1;
    transform: none;
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ═══ HERO ═══ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-video-wrap {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(to bottom, rgba(8,8,10,0.5) 0%, rgba(8,8,10,0.2) 40%, rgba(8,8,10,0.7) 80%, var(--bg-deep) 100%),
        radial-gradient(ellipse at center top, rgba(200,173,127,0.04) 0%, transparent 60%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
    max-width: 720px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    background: var(--accent-dim);
    border: 1px solid rgba(200, 173, 127, 0.15);
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.hero-title em {
    font-style: normal;
    color: var(--accent);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 520px;
    margin: 0 auto 2.5rem;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.65rem 1.5rem;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 600;
    font-family: var(--font);
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg-deep);
}

.btn-primary:hover {
    background: var(--accent-hover);
    color: var(--bg-deep);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(200, 173, 127, 0.2);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border-color: var(--border-hover);
}

.btn svg { width: 16px; height: 16px; flex-shrink: 0; }

/* ─── Scroll indicator ─── */
.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: float-down 2s ease-in-out infinite;
}

.hero-scroll-line {
    width: 1px;
    height: 32px;
    background: linear-gradient(to bottom, var(--text-muted), transparent);
}

@keyframes float-down {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(6px); }
}

/* ═══ SECTIONS ═══ */

.section {
    padding: 6rem 2rem;
}

.section-container {
    max-width: 1100px;
    margin: 0 auto;
}

.section-label {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 560px;
    line-height: 1.6;
}

/* ─── Video showcase ─── */
.video-showcase {
    margin-top: 3rem;
    position: relative;
}

.video-frame {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border);
    transition: border-color var(--transition), box-shadow var(--transition);
    cursor: pointer;
}

.video-frame:hover {
    border-color: var(--border-hover);
    box-shadow: 0 0 40px rgba(200, 173, 127, 0.06);
}

.video-frame video {
    display: block;
    width: 100%;
    border-radius: var(--radius-xl);
}

.video-frame-glow {
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-xl);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s;
    background: linear-gradient(135deg, rgba(200,173,127,0.1), transparent 50%, rgba(200,173,127,0.05));
}

.video-frame:hover .video-frame-glow { opacity: 1; }

.video-play-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity var(--transition);
    border-radius: var(--radius-xl);
}

.video-frame:hover .video-play-overlay { opacity: 1; }

.video-play-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition), background var(--transition);
}

.video-frame:hover .video-play-btn { transform: scale(1.1); background: rgba(255, 255, 255, 0.2); }

.video-play-btn svg { width: 24px; height: 24px; fill: #fff; margin-left: 2px; }

/* ═══ FEATURES ═══ */

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    margin-top: 3rem;
}

.feature-card {
    padding: 1.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition), transform var(--transition);
}

.feature-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.feature-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--accent-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.feature-icon svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
    fill: none;
    stroke: currentColor;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.feature-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.feature-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

/* ═══ ROADMAP ═══ */

.roadmap-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    margin-top: 2.5rem;
}

.roadmap-card {
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--accent);
    transition: border-color var(--transition);
}

.roadmap-card:hover {
    border-color: var(--border-hover);
    border-left-color: var(--accent-hover);
}

.roadmap-tag {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.roadmap-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

.roadmap-text strong { color: var(--text-primary); font-weight: 600; }

/* ═══ CTA SECTION ═══ */

.cta-section {
    text-align: center;
    padding: 5rem 2rem;
    position: relative;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 400px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.cta-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.cta-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* ═══ VIDEO MODAL ═══ */

.video-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
    cursor: pointer;
}

.video-modal.active {
    opacity: 1;
    visibility: visible;
}

.video-modal video {
    max-width: 90vw;
    max-height: 85vh;
    border-radius: var(--radius-lg);
    cursor: auto;
}

.video-modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #fff;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition);
}

.video-modal-close:hover { background: rgba(255, 255, 255, 0.2); }

/* ═══ AUTH PAGES ═══ */

.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 60px);
    padding: 2rem;
}

.auth-card {
    width: 100%;
    max-width: 400px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
}

.auth-title {
    margin: 0 0 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.auth-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.auth-field { margin-bottom: 1.25rem; }

.auth-field label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.825rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.auth-input {
    width: 100%;
    box-sizing: border-box;
    padding: 0.7rem 0.85rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg-base);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: var(--font);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.auth-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.auth-error {
    margin-bottom: 1rem;
    padding: 0.65rem 0.85rem;
    border-radius: var(--radius);
    background: var(--error-bg);
    color: var(--error);
    font-size: 0.875rem;
}

.auth-success {
    margin-bottom: 1rem;
    padding: 0.65rem 0.85rem;
    border-radius: var(--radius);
    background: var(--success-bg);
    color: var(--success);
    font-size: 0.875rem;
}

.auth-btn {
    width: 100%;
    margin-top: 0.5rem;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: var(--radius);
    background: var(--accent);
    color: var(--bg-deep);
    font-weight: 600;
    font-size: 0.95rem;
    font-family: var(--font);
    cursor: pointer;
    transition: all var(--transition);
}

.auth-btn:hover:not(:disabled) {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(200, 173, 127, 0.2);
}

.auth-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.auth-footer-text {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.auth-footer-text a { color: var(--accent); }
.auth-footer-text a:hover { color: var(--accent-hover); }

/* ═══ DASHBOARD ═══ */

.page-header {
    margin-bottom: 2.5rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-elevated) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.page-subtitle {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.page-subtitle strong { color: var(--accent); font-weight: 600; }

.dash-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.dash-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: border-color var(--transition);
}

.dash-card:hover { border-color: var(--border-hover); }

.dash-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.dash-value {
    margin-top: 0.4rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.dash-active { color: var(--success); }
.dash-inactive { color: var(--error); }

.dash-sub-detail {
    margin-top: 0.35rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.card-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    margin-bottom: 1.25rem;
}

.card-section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.card-section-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.key-form {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.key-input {
    flex: 1;
    min-width: 200px;
    padding: 0.6rem 0.8rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.key-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.flash {
    margin-top: 0.75rem;
    padding: 0.65rem 0.85rem;
    border-radius: var(--radius);
    font-size: 0.875rem;
}

.flash-error { background: var(--error-bg); color: var(--error); }
.flash-success { background: var(--success-bg); color: var(--success); }

/* ─── Settings ─── */
.settings-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    max-width: 440px;
}

.settings-card h2 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
}

.settings-field { margin-bottom: 1rem; }

.settings-field label {
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.825rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.settings-input {
    width: 100%;
    box-sizing: border-box;
    padding: 0.6rem 0.8rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg-base);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: var(--font);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.settings-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.save-btn {
    margin-top: 0.75rem;
    padding: 0.65rem 1.75rem;
    border: none;
    border-radius: var(--radius);
    background: var(--accent);
    color: var(--bg-deep);
    font-weight: 600;
    font-family: var(--font);
    cursor: pointer;
    transition: all var(--transition);
}

.save-btn:hover:not(:disabled) {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.save-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ═══ RESPONSIVE ═══ */

@media (max-width: 768px) {
    .features-grid { grid-template-columns: 1fr !important; }
    .roadmap-grid { grid-template-columns: 1fr; }
    .hero-content { padding: 1.5rem; }
    .section { padding: 4rem 1.5rem; }
    .site-navbar { padding: 0 1rem; }
    .auth-card { padding: 2rem 1.5rem; }
}

@media (max-width: 480px) {
    .hero-actions { flex-direction: column; width: 100%; }
    .hero-actions .btn { width: 100%; justify-content: center; }
}