/* ------------------------------------------------------------------ *
 *  rickdg portfolio — stylesheet
 * ------------------------------------------------------------------ */

:root {
    --bg:        #0a0e16;
    --bg-2:      #0e131d;
    --panel:     #131a26;
    --panel-2:   #182233;
    --border:    #223049;
    --text:      #e6eaf2;
    --muted:     #8b95a7;
    --accent:    #6366f1;
    --accent-2:  #22d3ee;
    --danger:    #f87171;
    --radius:    14px;
    --maxw:      1080px;
    --shadow:    0 24px 60px -24px rgba(0, 0, 0, .75);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    margin: 0;
    min-height: 100vh;
    font-family: 'Manrope', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3 { letter-spacing: -.025em; }

/* --- Animated background -------------------------------------------- */
.aurora { position: fixed; inset: 0; z-index: -2; overflow: hidden; }
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: .45;
    will-change: transform;
}
.orb-1 { width: 480px; height: 480px; background: #4f46e5; top: -140px; right: -80px; animation: drift 18s ease-in-out infinite; }
.orb-2 { width: 420px; height: 420px; background: #0e7490; top: 320px; left: -120px; animation: drift 22s ease-in-out infinite reverse; }
.orb-3 { width: 360px; height: 360px; background: #7c3aed; bottom: -160px; right: 20%; opacity: .3; animation: drift 26s ease-in-out infinite; }
@keyframes drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%      { transform: translate(40px, 30px) scale(1.12); }
}

.bg-grid {
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(to right, rgba(255, 255, 255, .025) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, .025) 1px, transparent 1px);
    background-size: 52px 52px;
    -webkit-mask-image: radial-gradient(1000px 600px at 60% -5%, #000 30%, transparent 78%);
    mask-image: radial-gradient(1000px 600px at 60% -5%, #000 30%, transparent 78%);
}

/* --- Header --------------------------------------------------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.brand { font-weight: 800; font-size: 1.05rem; display: inline-flex; align-items: center; gap: 9px; }
.brand-mark {
    font-family: 'JetBrains Mono', monospace;
    font-size: .8rem;
    color: var(--accent-2);
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: 3px 6px;
    background: rgba(34, 211, 238, .06);
}
.nav { display: flex; align-items: center; gap: 20px; font-size: .92rem; color: var(--muted); }
.nav > a:hover { color: var(--text); }
.nav .who { font-size: .85rem; }
.lock { font-size: .8rem; }

/* --- Buttons -------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 10px 18px;
    border-radius: 10px;
    font-weight: 600;
    font-size: .9rem;
    font-family: inherit;
    cursor: pointer;
    border: 1px solid transparent;
    transition: transform .12s ease, filter .2s ease, background .2s ease, border-color .2s ease;
    white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--accent), #4f46e5);
    box-shadow: 0 10px 30px -12px var(--accent);
}
.btn-primary:hover { filter: brightness(1.09); }
.btn-ghost {
    color: var(--text);
    border-color: var(--border);
    background: rgba(255, 255, 255, .02);
}
.btn-ghost:hover { border-color: var(--accent); color: #fff; }
.btn-block { width: 100%; justify-content: center; }

/* --- Layout / sections --------------------------------------------- */
main { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.section { padding: 60px 0; }
.section-head { margin-bottom: 34px; max-width: 620px; }
.section-head h2 { font-size: clamp(1.7rem, 4vw, 2.3rem); margin: 8px 0 0; }
.kicker {
    font-family: 'JetBrains Mono', monospace;
    font-size: .74rem;
    letter-spacing: .12em;
    color: var(--accent-2);
    text-transform: uppercase;
}

/* --- Hero ----------------------------------------------------------- */
.hero { padding: 76px 0 48px; }
.hero-inner { max-width: 720px; }
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    text-transform: uppercase;
    letter-spacing: .18em;
    font-size: .72rem;
    color: var(--accent-2);
    font-weight: 700;
    margin: 0 0 18px;
}
.status-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: #34d399;
    box-shadow: 0 0 0 0 rgba(52, 211, 153, .6);
    animation: pulse 2.2s infinite;
}
@keyframes pulse {
    0%   { box-shadow: 0 0 0 0 rgba(52, 211, 153, .5); }
    70%  { box-shadow: 0 0 0 9px rgba(52, 211, 153, 0); }
    100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}
.hero-title {
    font-size: clamp(2.8rem, 8vw, 4.6rem);
    line-height: 1.02;
    margin: 0 0 18px;
    background: linear-gradient(100deg, #fff 20%, #9aa6be 55%, #22d3ee 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: sheen 8s linear infinite;
}
@keyframes sheen { to { background-position: 200% center; } }
.hero-type {
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(.95rem, 2.4vw, 1.2rem);
    color: var(--text);
    margin: 0 0 22px;
    min-height: 1.6em;
}
.hero-type .prompt { color: var(--accent-2); margin-right: 8px; }
.caret {
    display: inline-block;
    width: 9px; height: 1.05em;
    background: var(--accent-2);
    margin-left: 3px;
    vertical-align: -2px;
    animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.bio { color: var(--muted); font-size: 1.08rem; max-width: 560px; margin: 0 0 30px; }
.bio strong { color: var(--text); font-weight: 600; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* --- About ---------------------------------------------------------- */
.about-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 40px; align-items: start; }
.about-copy p { color: var(--muted); margin: 0 0 16px; }
.about-copy strong { color: var(--text); }
.about-tags {
    list-style: none; margin: 0; padding: 0;
    display: flex; flex-wrap: wrap; gap: 9px; align-content: start;
}
.about-tags li {
    font-family: 'JetBrains Mono', monospace;
    font-size: .78rem;
    color: var(--accent-2);
    background: rgba(34, 211, 238, .06);
    border: 1px solid rgba(34, 211, 238, .22);
    padding: 6px 12px;
    border-radius: 999px;
}

/* --- Expertise ------------------------------------------------------ */
.exp-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 18px; }
.exp-card {
    background: linear-gradient(180deg, var(--panel-2), var(--panel));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.exp-card:hover { transform: translateY(-5px); border-color: var(--accent); box-shadow: var(--shadow); }
.exp-icon {
    width: 46px; height: 46px;
    display: grid; place-items: center;
    border-radius: 11px;
    color: var(--accent-2);
    background: rgba(99, 102, 241, .12);
    border: 1px solid var(--border);
    margin-bottom: 16px;
}
.exp-icon svg { width: 24px; height: 24px; }
.exp-card h3 { font-size: 1.15rem; margin: 0 0 8px; }
.exp-card p { color: var(--muted); font-size: .94rem; margin: 0; }

/* --- Work teaser ---------------------------------------------------- */
.work-banner {
    display: flex; align-items: center; justify-content: space-between; gap: 24px;
    flex-wrap: wrap;
    background:
        radial-gradient(120% 160% at 100% 0%, rgba(34, 211, 238, .1), transparent 55%),
        linear-gradient(180deg, var(--panel-2), var(--panel));
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 32px;
}
.work-banner h2 { font-size: clamp(1.5rem, 3.5vw, 2rem); margin: 8px 0 6px; }

/* --- Contact -------------------------------------------------------- */
.section-contact { padding: 70px 0 80px; }
.section-contact h2 { font-size: clamp(1.8rem, 4.5vw, 2.6rem); margin: 8px 0 4px; }

/* --- Footer --------------------------------------------------------- */
.site-footer {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 26px 24px 40px;
    display: flex; justify-content: space-between; align-items: center;
    color: var(--muted); font-size: .86rem;
    border-top: 1px solid var(--border);
}
.footer-meta { font-family: 'JetBrains Mono', monospace; font-size: .76rem; }

/* --- Reveal animation ----------------------------------------------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* --- Login modal ---------------------------------------------------- */
.modal {
    position: fixed; inset: 0; z-index: 100;
    display: none; align-items: center; justify-content: center;
    padding: 20px;
}
.modal.open { display: flex; }
.modal-backdrop {
    position: absolute; inset: 0;
    background: rgba(5, 8, 14, .72);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    animation: fade .2s ease;
}
@keyframes fade { from { opacity: 0; } }
.modal-card {
    position: relative;
    width: 100%; max-width: 410px;
    background: linear-gradient(180deg, var(--panel-2), var(--panel));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    animation: pop .22s ease;
}
@keyframes pop { from { opacity: 0; transform: translateY(14px) scale(.98); } }
.modal-card h2 { margin: 0 0 6px; font-size: 1.35rem; }
.modal-close {
    position: absolute; top: 14px; right: 16px;
    background: none; border: none; color: var(--muted);
    font-size: 1.6rem; line-height: 1; cursor: pointer;
}
.modal-close:hover { color: var(--text); }

/* --- Forms / alerts (shared with login modal) ----------------------- */
.muted { color: var(--muted); margin: 0 0 20px; font-size: .95rem; }
.login-form { display: grid; gap: 15px; margin-top: 6px; }
.login-form label { display: grid; gap: 6px; }
.login-form span { font-size: .8rem; color: var(--muted); font-weight: 600; }
.login-form input {
    background: #0a0e16;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px 14px;
    color: var(--text);
    font: inherit;
    transition: border-color .15s ease, box-shadow .15s ease;
}
.login-form input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, .25);
}
.alert {
    background: rgba(248, 113, 113, .1);
    border: 1px solid rgba(248, 113, 113, .35);
    color: #fecaca;
    padding: 10px 14px;
    border-radius: 10px;
    font-size: .9rem;
    margin-bottom: 16px;
}

/* --- Projects page (projects.php) ----------------------------------- */
.projects-head { padding: 50px 0 26px; }
.projects-head h1 { font-size: clamp(2rem, 5vw, 2.8rem); margin: 0 0 8px; }
.lede { font-size: 1.15rem; color: var(--text); margin: 0; }
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 22px;
    padding-bottom: 80px;
}
.card {
    display: flex; flex-direction: column;
    background: linear-gradient(180deg, var(--panel-2), var(--panel));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--accent); box-shadow: var(--shadow); }
.card-media { aspect-ratio: 16 / 9; background: #0a0e16; overflow: hidden; }
.card-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card-fallback {
    width: 100%; height: 100%;
    display: grid; place-items: center;
    background:
        radial-gradient(120% 120% at 0% 0%, rgba(99, 102, 241, .55), transparent 55%),
        radial-gradient(120% 120% at 100% 100%, rgba(34, 211, 238, .45), transparent 55%),
        #0d1422;
}
.card-fallback span { font-size: 2.6rem; font-weight: 800; color: rgba(255, 255, 255, .9); }
.card-body { padding: 20px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.card-body h2 { margin: 0; font-size: 1.25rem; }
.tags { display: flex; flex-wrap: wrap; gap: 7px; }
.tag {
    font-size: .72rem; font-weight: 600;
    color: var(--accent-2);
    background: rgba(34, 211, 238, .08);
    border: 1px solid rgba(34, 211, 238, .25);
    padding: 3px 9px; border-radius: 999px;
}
.blurb { color: var(--muted); font-size: .95rem; margin: 0; flex: 1; }
.card-cta { align-self: flex-start; margin-top: 4px; }

/* --- Responsive ----------------------------------------------------- */
@media (max-width: 760px) {
    .about-grid { grid-template-columns: 1fr; gap: 22px; }
}
@media (max-width: 560px) {
    .nav { gap: 12px; }
    .nav > a { display: none; }
    .hero { padding: 48px 0 30px; }
    .work-banner { padding: 24px; }
}

/* --- Reduced motion ------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    .orb, .hero-title, .status-dot, .caret { animation: none; }
    .reveal { opacity: 1; transform: none; transition: none; }
}