/* ============================================
   Projetos AI · Galeria
   Professional stylesheet — v2
   ============================================ */

:root {
    --primary: #7c6bff;
    --primary-2: #a855f7;
    --accent: #ec4899;
    --cyan: #22d3ee;

    --bg-0: #07080f;
    --bg-1: #0b0f1e;
    --bg-2: #121833;

    --surface: rgba(255, 255, 255, 0.04);
    --surface-strong: rgba(255, 255, 255, 0.07);
    --border: rgba(255, 255, 255, 0.09);
    --border-strong: rgba(255, 255, 255, 0.16);

    --text: #e9ecf5;
    --text-muted: #a0a7bd;
    --text-dim: #6b7390;

    --success: #22c55e;
    --warning: #eab308;
    --danger: #ef4444;

    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 22px;

    --shadow-soft: 0 10px 30px rgba(5, 8, 20, 0.45);
    --shadow-glow: 0 20px 60px rgba(124, 107, 255, 0.25);

    --font-sans: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
}

/* ------------------ Base ------------------ */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-sans);
    color: var(--text);
    background: radial-gradient(1200px 800px at 10% -10%, rgba(124,107,255,0.18), transparent 60%),
                radial-gradient(1000px 700px at 100% 10%, rgba(236,72,153,0.12), transparent 60%),
                linear-gradient(180deg, var(--bg-1) 0%, var(--bg-0) 100%);
    min-height: 100vh;
    letter-spacing: -0.01em;
    -webkit-font-smoothing: antialiased;
    line-height: 1.55;
}

::selection { background: rgba(124, 107, 255, 0.35); color: #fff; }

/* Aurora background orbs */
.aurora {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
.aurora .orb {
    position: absolute;
    width: 520px;
    height: 520px;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.55;
    animation: float 18s ease-in-out infinite;
}
.aurora .orb-1 { background: radial-gradient(circle, #7c6bff, transparent 60%); top: -120px; left: -80px; }
.aurora .orb-2 { background: radial-gradient(circle, #ec4899, transparent 60%); top: 40%; right: -150px; animation-delay: -6s; }
.aurora .orb-3 { background: radial-gradient(circle, #22d3ee, transparent 60%); bottom: -180px; left: 30%; animation-delay: -12s; }

@keyframes float {
    0%, 100% { transform: translateY(0) translateX(0); }
    50%      { transform: translateY(-30px) translateX(20px); }
}

.container { position: relative; z-index: 1; }

/* ------------------ Navbar ------------------ */
.navbar {
    background: rgba(10, 13, 26, 0.7);
    backdrop-filter: saturate(140%) blur(14px);
    -webkit-backdrop-filter: saturate(140%) blur(14px);
    border-bottom: 1px solid var(--border);
    padding: 0.9rem 0;
}

.navbar-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: -0.02em;
    color: var(--text) !important;
}

.brand-mark {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    font-size: 1rem;
    box-shadow: 0 6px 18px rgba(124, 107, 255, 0.45);
}

.brand-text { color: var(--text); }
.brand-accent {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-link-pro {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.92rem;
    padding: 0.35rem 0.25rem;
    transition: color 0.2s ease;
}
.nav-link-pro:hover { color: var(--text); }

.btn-pro-outline {
    color: var(--text);
    border: 1px solid var(--border-strong);
    background: rgba(255,255,255,0.03);
    border-radius: 999px;
    padding: 0.45rem 1rem;
    font-weight: 500;
    transition: all 0.25s ease;
}
.btn-pro-outline:hover {
    border-color: var(--primary);
    background: rgba(124, 107, 255, 0.15);
    color: #fff;
}

/* ------------------ Hero ------------------ */
.hero {
    padding: 6rem 0 4rem;
    text-align: center;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    border: 1px solid var(--border-strong);
    background: var(--surface);
    font-size: 0.82rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 1.5rem;
}
.hero-tag .dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 12px var(--success);
    animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%      { opacity: 0.55; transform: scale(1.25); }
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2rem, 4.5vw, 3.5rem);
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin: 0 auto 1.2rem;
    max-width: 900px;
}

.gradient-text {
    background: linear-gradient(120deg, var(--primary) 0%, var(--accent) 55%, var(--cyan) 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 8s ease infinite;
}
@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50%      { background-position: 100% 50%; }
}

.hero-sub {
    color: var(--text-muted);
    max-width: 680px;
    margin: 0 auto;
    font-size: 1.05rem;
    line-height: 1.7;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    max-width: 820px;
    margin: 3rem auto 0;
}
.stat-card {
    padding: 1.2rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface);
    backdrop-filter: blur(10px);
    text-align: center;
    transition: transform 0.3s ease, border-color 0.3s ease;
}
.stat-card:hover {
    transform: translateY(-3px);
    border-color: var(--border-strong);
}
.stat-number {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 2rem;
    line-height: 1;
    letter-spacing: -0.02em;
}
.stat-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 0.4rem;
}

@media (max-width: 576px) {
    .hero { padding: 3.5rem 0 2rem; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); }
}

/* ------------------ Gallery section ------------------ */
.gallery-section {
    padding: 4rem 0 5rem;
}

.section-head {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 2.5rem;
    padding-bottom: 1.2rem;
    border-bottom: 1px solid var(--border);
}

.eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--primary);
    margin-bottom: 0.45rem;
}

.section-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    letter-spacing: -0.02em;
    margin: 0;
    color: var(--text);
}

.filters {
    display: flex;
    gap: 0.4rem;
    padding: 0.35rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
}

.filter-btn {
    border: 0;
    background: transparent;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.85rem;
    padding: 0.5rem 1.1rem;
    border-radius: 999px;
    cursor: pointer;
    transition: all 0.25s ease;
}
.filter-btn:hover { color: var(--text); }
.filter-btn.active {
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    box-shadow: 0 6px 18px rgba(124, 107, 255, 0.35);
}

/* ------------------ Grid ------------------ */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}
@media (max-width: 1100px) {
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 680px) {
    .gallery-grid { grid-template-columns: 1fr; gap: 1.25rem; }
}

/* ------------------ Card ------------------ */
.project-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: linear-gradient(180deg, rgba(255,255,255,0.045), rgba(255,255,255,0.02));
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1),
                border-color 0.35s ease,
                box-shadow 0.35s ease;
    isolation: isolate;
}
.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(124,107,255,0.0), rgba(124,107,255,0.4), rgba(236,72,153,0.3));
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
            mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.35s ease;
    pointer-events: none;
    z-index: 2;
}
.project-card:hover {
    transform: translateY(-6px);
    border-color: transparent;
    box-shadow: var(--shadow-soft), var(--shadow-glow);
}
.project-card:hover::before { opacity: 1; }

.card-media {
    position: relative;
    aspect-ratio: 16 / 10;
    background: linear-gradient(135deg, #111a30, #1b1030);
    overflow: hidden;
    border-bottom: 1px solid var(--border);
}

.preview-frame {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
    background: #0b0f1e;
    z-index: 1;
}

/* Fallback shown when iframe is blank (about:blank) */
.media-fallback {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    background:
        radial-gradient(circle at 30% 30%, rgba(124,107,255,0.25), transparent 55%),
        radial-gradient(circle at 70% 80%, rgba(236,72,153,0.18), transparent 55%),
        linear-gradient(135deg, #0f1530, #1a0f30);
    z-index: 0;
}
.media-fallback i {
    font-size: 2.4rem;
    color: var(--text);
    opacity: 0.85;
}
.media-fallback span {
    font-size: 0.85rem;
    color: var(--text-muted);
    letter-spacing: 0.04em;
}

/* Badges */
.status-badge {
    position: absolute;
    top: 0.9rem;
    right: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.3rem 0.7rem;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 999px;
    backdrop-filter: blur(8px);
    z-index: 3;
}
.status-badge .pulse {
    width: 7px; height: 7px;
    border-radius: 50%;
    display: inline-block;
    animation: pulse 1.8s ease-in-out infinite;
}
.status-deployed {
    background: rgba(34, 197, 94, 0.18);
    color: #86efac;
    border: 1px solid rgba(34, 197, 94, 0.45);
}
.status-deployed .pulse { background: #22c55e; box-shadow: 0 0 10px #22c55e; }
.status-preview {
    background: rgba(245, 158, 11, 0.18);
    color: #fcd34d;
    border: 1px solid rgba(245, 158, 11, 0.45);
}
.status-preview .pulse { background: #eab308; box-shadow: 0 0 10px #eab308; }

.index-tag {
    position: absolute;
    top: 0.9rem;
    left: 0.9rem;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    color: #fff;
    background: rgba(10, 13, 26, 0.55);
    border: 1px solid var(--border-strong);
    padding: 0.25rem 0.6rem;
    border-radius: 8px;
    backdrop-filter: blur(6px);
    z-index: 3;
}

/* Info */
.project-info {
    padding: 1.25rem 1.35rem 1.4rem;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    flex: 1;
}
.project-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.12rem;
    letter-spacing: -0.01em;
    color: var(--text);
    line-height: 1.35;
}
.project-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
    flex: 1;
}

/* Tags */
.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.2rem;
}
.tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.3rem 0.65rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    background: rgba(124, 107, 255, 0.1);
    color: #c7bfff;
    border: 1px solid rgba(124, 107, 255, 0.25);
    transition: background 0.2s ease, transform 0.2s ease;
}
.tag i { font-size: 0.8rem; }
.tag:hover { background: rgba(124, 107, 255, 0.2); transform: translateY(-1px); }

.tag-ai {
    background: linear-gradient(135deg, rgba(124,107,255,0.18), rgba(236,72,153,0.15));
    color: #f3d4ff;
    border-color: rgba(236, 72, 153, 0.35);
}
.tag-music {
    background: rgba(236, 72, 153, 0.12);
    color: #f9a8d4;
    border-color: rgba(236, 72, 153, 0.3);
}

/* ------------------ About ------------------ */
.about-section {
    padding: 3rem 0 5rem;
}
.about-card {
    background: linear-gradient(135deg, rgba(124,107,255,0.08), rgba(236,72,153,0.05));
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 3rem;
}
.about-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.5rem, 2.8vw, 2.1rem);
    letter-spacing: -0.02em;
    margin: 0 0 1rem;
}
.about-text {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.75;
    margin: 0;
    max-width: 55ch;
}
.about-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.8rem;
}
.about-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.9rem 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
}
.about-item i {
    color: var(--primary);
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .about-card { padding: 2rem 1.5rem; }
}

/* ------------------ Footer ------------------ */
.footer {
    padding: 3rem 0 2rem;
    border-top: 1px solid var(--border);
    background: rgba(7, 8, 15, 0.6);
    backdrop-filter: blur(6px);
}
.footer-inner {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}
.footer-tag {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}
.footer-social {
    display: flex;
    gap: 0.6rem;
}
.footer-social a {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    color: var(--text-muted);
    background: var(--surface);
    border: 1px solid var(--border);
    font-size: 1.05rem;
    text-decoration: none;
    transition: all 0.25s ease;
}
.footer-social a:hover {
    color: #fff;
    border-color: var(--primary);
    background: rgba(124, 107, 255, 0.2);
    transform: translateY(-2px);
}
.footer-bottom {
    padding-top: 1.2rem;
    font-size: 0.82rem;
    color: var(--text-dim);
    text-align: center;
}

/* ------------------ Scrollbar ------------------ */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #2a2f4e, #1b1f3a);
    border-radius: 10px;
    border: 2px solid var(--bg-0);
}
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* ------------------ Filter hide animation ------------------ */
.project-card.is-hidden {
    opacity: 0;
    transform: scale(0.96);
    pointer-events: none;
    height: 0;
    padding: 0;
    margin: 0;
    border: 0;
    overflow: hidden;
}

/* ------------------ Open link overlay (cards live) ------------------ */
.card-open-link {
    position: absolute;
    inset: 0;
    z-index: 4;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, rgba(4, 22, 43, 0.0), rgba(4, 22, 43, 0.75));
    opacity: 0;
    transition: opacity 0.35s ease;
    text-decoration: none;
}
.card-open-link span {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.65rem 1.1rem;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    box-shadow: 0 12px 30px rgba(124, 107, 255, 0.45);
    transform: translateY(8px);
    transition: transform 0.35s ease;
}
.card-open-link:hover span { background: linear-gradient(135deg, var(--accent), var(--primary)); }

.project-card.is-live:hover .card-open-link { opacity: 1; }
.project-card.is-live:hover .card-open-link span { transform: translateY(0); }

/* Subtle outline mark to signal that the card is live */
.project-card.is-live .index-tag {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-color: transparent;
    color: #fff;
}