/* Augmatic GRE Landing Page - Custom Styles */

:root {
    --gre-dark: #0d0d0d;
    --gre-darker: #050505;
    --gre-accent: #b366ff;
    --gre-accent-dim: #8a3fcc;
    --gre-surface: #1a1a1a;
    --gre-surface-light: #2a2a2a;
    --gre-text: #e0e0e0;
    --gre-text-muted: #888;

    /* Mockup control colors (read by controls.js) */
    --color-bg-primary: #101010;
    --color-bg-control: #313135;
    --color-bg-hover: #4a4a4a;
    --color-border: #444;
    --color-accent: #9b74f6;
    --color-accent-glow: rgba(155, 116, 246, 0.3);
    --color-text-primary: #e0e0e0;
    --color-text-secondary: #b0b0b0;
    --color-row-bd: #ff4757;
    --color-row-bd-alt: #ff6b9d;
    --color-row-sn: #5f9fec;
    --color-row-sn-alt: #1dd1a1;
    --color-row-hh: #feca57;
    --color-row-hh-alt: #ff9f43;
}

body {
    background-color: var(--gre-darker);
    color: var(--gre-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

a {
    color: inherit;
    transition: color 0.2s;
}

a:hover {
    color: #fff;
}

/* Navbar */
.navbar {
    background-color: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gre-surface-light);
}

.navbar-brand {
    font-weight: 700;
    letter-spacing: 0.5px;
}

.nav-link {
    color: var(--gre-text-muted) !important;
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--gre-accent) !important;
}

/* Hero */
.hero {
    background: radial-gradient(ellipse at 50% 0%, rgba(179, 102, 255, 0.08) 0%, transparent 60%),
                var(--gre-darker);
    padding: 7rem 0 4rem;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.hero .accent {
    color: var(--gre-accent);
}

.hero .lead {
    font-size: 1.25rem;
    color: var(--gre-text-muted);
    max-width: 600px;
}

/* Screenshot Carousel */
#screenshotCarousel {
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
}

#screenshotCarousel .carousel-item img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}

#screenshotCarousel .carousel-indicators {
    bottom: -2.5rem;
}

#screenshotCarousel .carousel-indicators button {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--gre-text-muted);
    border: none;
    opacity: 0.4;
}

#screenshotCarousel .carousel-indicators button.active {
    background-color: var(--gre-accent);
    opacity: 1;
}

.carousel-caption-custom {
    text-align: center;
    margin-top: 0.75rem;
    font-size: 0.9rem;
    color: var(--gre-text-muted);
    font-weight: 500;
}

#screenshotCarousel .carousel-control-prev,
#screenshotCarousel .carousel-control-next {
    width: 5%;
    opacity: 0.5;
    transition: opacity 0.2s;
}

#screenshotCarousel .carousel-control-prev:hover,
#screenshotCarousel .carousel-control-next:hover {
    opacity: 1;
}

/* App Store Badge */
.appstore-badge {
    display: inline-block;
    transition: opacity 0.2s, transform 0.1s;
}

.appstore-badge:hover {
    opacity: 0.85;
    transform: translateY(-1px);
}

.appstore-badge img {
    height: 54px;
    width: auto;
}

/* Buttons */
.btn-accent {
    background-color: var(--gre-accent);
    color: var(--gre-dark);
    font-weight: 600;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    transition: background-color 0.2s, transform 0.1s;
}

.btn-accent:hover {
    background-color: #c48aff;
    color: var(--gre-dark);
    transform: translateY(-1px);
}

.btn-outline-accent {
    border: 2px solid var(--gre-accent);
    color: var(--gre-accent);
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    background: transparent;
    transition: all 0.2s;
}

.btn-outline-accent:hover {
    background-color: var(--gre-accent);
    color: var(--gre-dark);
}

/* Feature Cards */
.features {
    padding: 5rem 0;
    background-color: var(--gre-dark);
}

.feature-card {
    background-color: var(--gre-surface);
    border: 1px solid var(--gre-surface-light);
    border-radius: 12px;
    padding: 2rem;
    height: 100%;
    transition: border-color 0.2s;
}

.feature-card:hover {
    border-color: var(--gre-accent-dim);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Feature Control Elements (dynamic MotorikGUI controls from mockup) */
.feature-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    min-height: 72px;
    --knob-size-responsive: 48px;
}

.feature-ctrl {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
}

.ctrl-label {
    font-size: 0.55rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.45);
    font-weight: 600;
    white-space: nowrap;
}

.channel-label {
    font-weight: 700;
    font-size: 1.4rem;
    letter-spacing: 0.05em;
}

.blend-label-gr,
.blend-label-e {
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--gre-accent);
    margin-top: 0.7rem;
}

/* Mockup knob controls */
.feature-controls .knob-container {
    cursor: pointer;
    user-select: none;
    display: flex;
    justify-content: center;
    width: fit-content;
}

.feature-controls .knob-container svg {
    display: block;
}

.feature-controls .knob-responsive svg {
    width: var(--knob-size-responsive);
    height: var(--knob-size-responsive);
}

.feature-controls .knob-container:hover svg circle {
    filter: brightness(1.1);
}

/* Mockup scroll list controls */
.feature-controls .scroll-list {
    width: 48px;
    height: 48px;
    cursor: ns-resize;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3em;
    font-weight: 300;
    color: var(--color-accent);
    user-select: none;
    background: transparent;
    border: none;
    transition: opacity 0.2s ease;
}

.feature-controls .scroll-list:hover {
    opacity: 0.75;
}

.feature-controls .scroll-list-text {
    text-align: center;
    filter: drop-shadow(0 2px 2px rgba(0, 0, 0, 0.5));
}

/* Mockup priority radio dots (Linear Drumming) */
.feature-controls .mm-priority-radios {
    display: flex;
    flex: 1;
    justify-content: space-evenly;
    align-items: center;
}

.feature-controls .mm-priority-radio {
    appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    background-color: var(--color-bg-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    filter: drop-shadow(0 2px 2px rgba(0, 0, 0, 0.5));
}

.feature-controls .mm-priority-radio:checked {
    box-shadow: 0 0 8px rgba(155, 116, 246, 0.5);
}

.feature-controls .mm-priority-radio:hover {
    transform: scale(1.15);
}

.feature-controls input[data-mm-row="0"].mm-priority-radio:checked {
    background-color: var(--color-row-bd);
    border-color: var(--color-row-bd);
}

.feature-controls input[data-mm-row="1"].mm-priority-radio:checked {
    background-color: var(--color-row-sn);
    border-color: var(--color-row-sn);
}

.feature-controls input[data-mm-row="2"].mm-priority-radio:checked {
    background-color: var(--color-row-hh);
    border-color: var(--color-row-hh);
}

.feature-controls input[data-mm-row="3"].mm-priority-radio:checked {
    background-color: var(--color-row-bd-alt);
    border-color: var(--color-row-bd-alt);
}

.feature-controls input[data-mm-row="4"].mm-priority-radio:checked {
    background-color: var(--color-row-sn-alt);
    border-color: var(--color-row-sn-alt);
}

.feature-controls input[data-mm-row="5"].mm-priority-radio:checked {
    background-color: var(--color-row-hh-alt);
    border-color: var(--color-row-hh-alt);
}

.ctrl-dots {
    display: flex;
    flex-direction: column;
    gap: 14px;
    width: 90%;
}

.ctrl-dots-row {
    display: flex;
    align-items: center;
    width: 100%;
}

.ctrl-dots-label {
    font-size: 1.00rem;
    font-weight: 500;
    width: 2em;
    flex-shrink: 0;
}

.feature-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--gre-text-muted);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Double-width feature cards */
.feature-card-wide {
    background-color: var(--gre-surface);
    border: 1px solid var(--gre-surface-light);
    border-radius: 12px;
    padding: 2rem;
    height: 100%;
    transition: border-color 0.2s;
    display: flex;
    gap: 2rem;
    align-items: center;
}

.feature-card-wide:hover {
    border-color: var(--gre-accent-dim);
}

.feature-card-wide-text {
    flex: 1;
}

.feature-card-wide-text h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.feature-card-wide-text p {
    color: var(--gre-text-muted);
    font-size: 0.95rem;
    margin-bottom: 0;
}

.feature-card-wide-controls {
    flex: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.feature-card-wide-controls .feature-controls {
    margin-bottom: 0;
    min-height: auto;
    width: 100%;
}

/* VB knobs row: spread across full waveform width */
.vb-knobs-row {
    justify-content: space-between;
}

.vb-waveform-www {
    width: 100%;
    height: auto;
    border-radius: 4px;
}

@media (max-width: 768px) {
    .feature-card-wide {
        flex-direction: column;
    }
}

/* How It Works */
.how-it-works {
    padding: 5rem 0;
    background-color: var(--gre-darker);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--gre-surface);
    border: 2px solid var(--gre-accent);
    color: var(--gre-accent);
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

/* Compatibility */
.compatibility {
    padding: 5rem 0;
    background-color: var(--gre-dark);
}

.compatibility .section-subtitle {
    margin-bottom: 1.5rem;
}

.compat-badge {
    display: inline-block;
    background-color: var(--gre-surface);
    border: 1px solid var(--gre-surface-light);
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    margin: 0.5rem;
    font-weight: 600;
    font-size: 0.95rem;
    transition: border-color 0.2s, transform 0.1s;
}

a .compat-badge:hover {
    border-color: var(--gre-accent-dim);
    transform: translateY(-2px);
}

.compatibility a {
    text-decoration: none;
    color: inherit;
}

.compat-icon {
    width: 24px;
    height: 24px;
    border-radius: 5px;
    margin-right: 0.5rem;
    vertical-align: middle;
}

.device-icon {
    width: 22px;
    height: auto;
    margin-right: 0.5rem;
    vertical-align: middle;
    opacity: 0.7;
}

/* Wide screenshot between sections */
.screenshot-wide {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
}

/* CTA */
.cta {
    padding: 5rem 0;
    background: radial-gradient(ellipse at 50% 100%, rgba(179, 102, 255, 0.06) 0%, transparent 60%),
                var(--gre-darker);
}

/* Contact */
.contact {
    padding: 4rem 0;
    background-color: var(--gre-dark);
}

.contact-link {
    color: var(--gre-text-muted);
}

/* Footer */
.site-footer {
    background-color: var(--gre-dark);
    border-top: 1px solid var(--gre-surface-light);
    padding: 2rem 0;
    color: var(--gre-text-muted);
    font-size: 0.9rem;
}

.site-footer a {
    color: var(--gre-accent-dim);
    text-decoration: none;
}

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

.site-footer a.text-inherit {
    color: inherit;
    text-decoration: underline;
}

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

/* Section headings */
.section-title {
    font-weight: 800;
    font-size: 2.2rem;
    margin-bottom: 0.75rem;
}

.section-subtitle {
    color: var(--gre-text-muted);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

/* Manual Page */
.manual-page {
    padding-top: 5rem;
    padding-bottom: 3rem;
    background-color: var(--gre-darker);
}

.manual-header {
    padding: 3rem 0 2rem;
}

.manual-header h1 {
    font-size: 2.8rem;
    font-weight: 800;
}

.manual-toc {
    background-color: var(--gre-surface);
    border: 1px solid var(--gre-surface-light);
    border-radius: 12px;
    padding: 1.5rem 2rem;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.manual-toc h5 {
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--gre-accent);
}

.manual-toc ul {
    list-style: none;
    padding: 0;
    margin: 0;
    columns: 2;
    column-gap: 2rem;
}

.manual-toc li {
    margin-bottom: 0.4rem;
}

.manual-toc a {
    color: var(--gre-text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.manual-toc a:hover {
    color: var(--gre-accent);
}

.manual-content {
    max-width: 800px;
    margin: 0 auto;
}

.manual-content section {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--gre-surface-light);
}

.manual-content section:last-child {
    border-bottom: none;
}

.manual-content h2 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--gre-accent);
    padding-top: 1rem;
}

.manual-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.manual-content h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.manual-content pre {
    background-color: var(--gre-surface);
    border: 1px solid var(--gre-surface-light);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    font-size: 0.85rem;
    overflow-x: auto;
}

.manual-content code {
    color: var(--gre-accent);
    font-size: 0.9em;
}

.manual-content pre code {
    color: var(--gre-text);
}

.manual-content .table {
    font-size: 0.9rem;
}

.manual-content .table th {
    color: var(--gre-accent);
    font-weight: 600;
    border-color: var(--gre-surface-light);
}

.manual-content .table td {
    border-color: var(--gre-surface-light);
}

.manual-tip {
    background-color: var(--gre-surface);
    border-left: 3px solid var(--gre-accent);
    border-radius: 0 8px 8px 0;
    padding: 1rem 1.25rem;
    margin: 1rem 0;
}

@media (max-width: 768px) {
    .manual-toc ul {
        columns: 1;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        padding: 6rem 0 3rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }
}