/* =====================================================================
   SCROLL-SECTIONS.CSS
   Adds the fixed-hero + sliding-panel scroll system on top of styles.css
   All colours, fonts and surfaces match the original site aesthetic.
   ===================================================================== */

/* ── Scroll driver: sits in normal flow to create scroll height ─── */
#scroll-driver {
    /* Height set dynamically by JS: (panels+1) × 100vh */
    pointer-events: none;
    position: relative;
}

/* ── Base body tweak: no overflow-x, keep overflow-y for scrolling ─ */
body {
    overflow-x: hidden;
}

/* ══════════════════════════════════════════════════════════════════
   HERO  —  fixed, always behind the panels  (z-index 0)
══════════════════════════════════════════════════════════════════ */
#hero {
    position: fixed;
    inset: 0;
    z-index: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;      /* content anchored to bottom, like original */
    background-color: #1e2124;
    pointer-events: auto;
}

/* Wrapper mirrors .content-wrapper padding/max-width */
.content-wrapper-hero {
    padding: 8rem 4rem 4rem 4rem;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    position: relative;

    /* CSS vars needed by ticker/3d children */
    --projects-border: rgba(255,255,255,0.07);
    --projects-muted: rgba(240,240,245,0.4);
    --projects-accent: #c8ff00;
}

/* Scroll-down hint arrow */
.hero-scroll-hint {
    position: absolute;
    bottom: -2rem;
    left: 50%;
    transform: translateX(-50%);
    font-family: 'DM Mono', 'Cal Sans', monospace;
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    animation: hint-bounce 2.4s ease-in-out infinite;
    pointer-events: none;
}

@keyframes hint-bounce {
    0%, 100% { transform: translateX(-50%) translateY(0);   opacity: 0.3; }
    50%       { transform: translateX(-50%) translateY(8px); opacity: 0.7; }
}

/* ══════════════════════════════════════════════════════════════════
   PANELS  —  fixed sheets that slide up from below
══════════════════════════════════════════════════════════════════ */
.panel {
    position: fixed;
    inset: 0;
    z-index: 10;

    /* Same dark background as the site */
    background-color: #1e2124;

    /* Leading accent stripe — warm orange/red matching gradient-line palette */
    border-top: 3px solid #FF4500;

    /* Start off-screen below */
    transform: translateY(100vh);
    will-change: transform;

    /* Depth shadow so panels feel like sheets stacking */
    box-shadow: 0 -20px 60px rgba(0,0,0,0.6);

    /* Panel itself doesn't scroll — inner wrapper does */
    overflow: hidden;

    pointer-events: none;   /* JS enables when active */
}

.panel.is-active {
    pointer-events: auto;
}

/* Inner scrollable area */
.panel-scroll-inner {
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
    /* Match content-wrapper padding */
    padding: 5rem 4rem 4rem 4rem;
    max-width: 1400px;
    margin: 0 auto;

    /* CSS vars for 3d section */
    --projects-border: rgba(255,255,255,0.07);
    --projects-muted: rgba(240,240,245,0.4);
    --projects-accent: #c8ff00;
    --projects-surface: #13131a;
    --projects-text: #f0f0f5;
    --card-w: 280px;
    --card-h: 200px;
    --gap: 24px;
}

/* Contact panel: no scrollbar, footer at bottom full width */
#panel-3 {
    display: flex;
    flex-direction: column;
}
#panel-3 .panel-scroll-inner {
    flex: 1;
    min-height: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    padding-top: 3rem;
    padding-bottom: 1rem;
}
#panel-3 .footer {
    flex-shrink: 0;
    width: 100%;
    margin-top: 0;
    box-sizing: border-box;
}
#panel-3 .contact-form-section {
    margin-top: 0;
    padding: 0;
    flex-shrink: 0;
}
#panel-3 .contact-form-section h2 {
    margin-bottom: 1.25rem;
}
#panel-3 .contact-form {
    padding: 1.5rem;
}
#panel-3 .form-group {
    margin-bottom: 1rem;
}
#panel-3 .form-group textarea {
    min-height: 96px;
}

/* Thin drag-indicator bar at the top of each panel */
.panel-drag-bar {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 4px;
    border-radius: 2px;
    background: rgba(255,255,255,0.15);
    pointer-events: none;
}

/* Panel sections inherit original section padding */
.panel-section {
    padding-top: 0;
}

/* ── Keep original section h2 style inside panels ── */
.panel-scroll-inner section h2,
.panel-scroll-inner h2 {
    font-size: 3rem;
    font-family: 'Hackdaddy', 'Orbitron', 'Cal Sans', sans-serif;
    font-weight: 900;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 2rem;
    color: #fff;
}

/* ══════════════════════════════════════════════════════════════════
   NAV DOTS  —  right-edge position indicator
══════════════════════════════════════════════════════════════════ */
#nav-dots {
    position: fixed;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: auto;
}

.nav-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.25);
    cursor: pointer;
    transition: background 0.25s, transform 0.25s, border-color 0.25s;
}

.nav-dot:hover {
    background: rgba(255,255,255,0.4);
}

.nav-dot.active {
    background: #FF4500;       /* warm accent matches border-top */
    border-color: #FF4500;
    transform: scale(1.5);
}

/* ══════════════════════════════════════════════════════════════════
   ABOUT  —  two-column layout inside panel-0
══════════════════════════════════════════════════════════════════ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-top: 8px;
}

.about-bio p {
    font-size: 1.1rem;
    line-height: 1.75;
    color: rgba(255,255,255,0.8);
    font-family: 'Cal Sans', sans-serif;
}

.about-bio p + p {
    margin-top: 16px;
}

.about-facts {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.fact {
    border-left: 3px solid #FF4500;
    padding-left: 18px;
}

.fact-label {
    font-family: 'DM Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.4);
    margin-bottom: 5px;
}

.fact-value {
    font-family: 'Cal Sans', sans-serif;
    font-size: 1rem;
    font-weight: 550;
    color: #fff;
}

/* ══════════════════════════════════════════════════════════════════
   SKILLS  —  grid of frosted-glass cards (panel-1)
══════════════════════════════════════════════════════════════════ */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 8px;
}

.skill-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 20px;
    backdrop-filter: blur(10px);
    transition: border-color 0.25s, background 0.25s;
}

.skill-card:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.2);
}

.skill-name {
    font-family: 'Cal Sans', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 12px;
}

.skill-bar-bg {
    height: 3px;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
    overflow: hidden;
}

.skill-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #FF4500, #FFD700);
    border-radius: 2px;
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 0.9s cubic-bezier(0.22, 1.2, 0.36, 1);
}

/* ══════════════════════════════════════════════════════════════════
   MOBILE  —  panels stack naturally, scroll system disabled
══════════════════════════════════════════════════════════════════ */
@media screen and (max-width: 768px) {

    /* Hide scroll-driver and reset panel positions */
    #scroll-driver { display: none; }

    #hero {
        position: relative;
        min-height: 100vh;
        justify-content: flex-end;
    }

    .content-wrapper-hero {
        padding: 5rem 1rem 2rem 1rem;
    }

    .hero-scroll-hint { display: none; }

    .panel {
        position: relative;
        transform: none !important;
        border-top: 3px solid #FF4500;
        box-shadow: none;
        pointer-events: auto !important;
    }

    .panel-scroll-inner {
        height: auto;
        overflow: visible;
        padding: 2rem 1rem;
    }

    #nav-dots { display: none; }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}

@media screen and (max-width: 480px) {
    .skills-grid {
        grid-template-columns: 1fr;
    }
}