/* ============================================
   professa.ai — For Sale
   Modern gradient, light aesthetic
   ============================================ */

@font-face {
    font-family: 'Satoshi';
    src: local('Satoshi');
}

:root {
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    --violet-500: #8b5cf6;
    --violet-600: #7c3aed;

    --blue-500: #3b82f6;
    --blue-600: #2563eb;

    --cyan-400: #22d3ee;
    --emerald-400: #34d399;
    --emerald-500: #10b981;

    --gradient-brand: linear-gradient(135deg, #6366f1 0%, #8b5cf6 30%, #a78bfa 60%, #38bdf8 100%);
    --gradient-hero: linear-gradient(160deg, #f8fafc 0%, #eff6ff 30%, #f5f3ff 60%, #faf5ff 100%);
    --gradient-section: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
    --gradient-card-border: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(56, 189, 248, 0.2));
    --gradient-cta: linear-gradient(160deg, #eff6ff 0%, #f5f3ff 40%, #fdf4ff 100%);

    --font-display: 'Satoshi', 'General Sans', -apple-system, sans-serif;
    --font-body: 'General Sans', 'Satoshi', -apple-system, sans-serif;

    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
    --shadow-glow: 0 0 60px rgba(99, 102, 241, 0.15);

    --radius: 12px;
    --radius-lg: 20px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font-body);
    background: var(--white);
    color: var(--gray-700);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

strong { color: var(--gray-900); font-weight: 600; }
em { font-style: italic; }

/* ---- Dot accent ---- */
.dot { color: var(--violet-500); }

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 10px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.25s var(--ease-out);
    border: none;
}

.btn-primary {
    background: var(--gradient-brand);
    color: var(--white);
    padding: 0.75rem 1.75rem;
    box-shadow: 0 2px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(99, 102, 241, 0.4);
}

.btn-lg {
    padding: 1rem 2.25rem;
    font-size: 1rem;
    border-radius: var(--radius);
}

.btn-ghost {
    color: var(--gray-600);
    padding: 0.75rem 1.75rem;
    border: 1px solid var(--gray-200);
    background: var(--white);
}

.btn-ghost:hover {
    border-color: var(--gray-300);
    background: var(--gray-50);
    transform: translateY(-1px);
}

.btn-nav {
    background: var(--gray-900);
    color: var(--white);
    padding: 0.55rem 1.25rem;
    font-size: 0.8rem;
    border-radius: 8px;
}

.btn-nav:hover {
    background: var(--gray-800);
    transform: translateY(-1px);
}

/* ---- Nav ---- */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 1rem 0;
    background: rgba(255,255,255,0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(0,0,0,0.04);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-900);
    letter-spacing: -0.02em;
}

/* ---- Hero ---- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    overflow: hidden;
    padding: 7rem 0 4rem;
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    opacity: 0.5;
}

.hero-glow-1 {
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.25) 0%, transparent 70%);
    top: -10%; right: -5%;
    animation: float1 12s ease-in-out infinite;
}

.hero-glow-2 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.2) 0%, transparent 70%);
    bottom: -10%; left: -5%;
    animation: float2 14s ease-in-out infinite;
}

.hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black, transparent);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black, transparent);
    pointer-events: none;
}

.hero-content {
    position: relative;
    text-align: center;
}

.badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--violet-600);
    background: rgba(139, 92, 246, 0.08);
    border: 1px solid rgba(139, 92, 246, 0.15);
    padding: 0.45rem 1.25rem;
    border-radius: 100px;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeUp 0.7s var(--ease-out) 0.1s forwards;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 9vw, 7rem);
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.04em;
    background: linear-gradient(270deg, #6366f1, #8b5cf6, #ec4899, #f59e0b, #10b981, #3b82f6, #6366f1);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeUp 0.7s var(--ease-out) 0.25s forwards, gradientMove 6s ease infinite;
    margin-bottom: 1.25rem;
    opacity: 0;
}

@keyframes gradientMove {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-sub {
    font-size: clamp(1.05rem, 2vw, 1.2rem);
    color: var(--gray-500);
    line-height: 1.7;
    max-width: 520px;
    margin: 0 auto 2.5rem;
    opacity: 0;
    animation: fadeUp 0.7s var(--ease-out) 0.4s forwards;
}

.hero-ctas {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
    opacity: 0;
    animation: fadeUp 0.7s var(--ease-out) 0.55s forwards;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.7s var(--ease-out) 0.7s forwards;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
}

.hero-stat-val {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-stat-label {
    font-size: 0.78rem;
    color: var(--gray-400);
    font-weight: 500;
}

/* ---- Sections ---- */
.section {
    padding: 6rem 0;
}

.section-gradient {
    background: var(--gradient-section);
}

.section-dark {
    background: var(--gray-900);
    color: var(--white);
}

.section-dark .section-tag {
    color: var(--cyan-400);
    background: rgba(34, 211, 238, 0.1);
    border-color: rgba(34, 211, 238, 0.2);
}

.section-dark h2 { color: var(--white); }
.section-dark .section-desc { color: var(--gray-400); }

.section-header { margin-bottom: 3.5rem; }
.section-header-center { text-align: center; }

.section-tag {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--violet-600);
    background: rgba(139, 92, 246, 0.06);
    border: 1px solid rgba(139, 92, 246, 0.12);
    padding: 0.35rem 1rem;
    border-radius: 100px;
    margin-bottom: 1.25rem;
}

.section h2 {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3.5vw, 2.6rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.03em;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--gray-500);
    max-width: 600px;
    line-height: 1.7;
    margin-top: 0.5rem;
}

/* ---- Domain Showcase ---- */
.domain-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

.domain-card-big {
    border-radius: var(--radius-lg);
    padding: 2px;
    background: var(--gradient-brand);
    box-shadow: var(--shadow-glow);
}

.domain-card-big-inner {
    background: var(--white);
    border-radius: calc(var(--radius-lg) - 2px);
    padding: 2.5rem;
}

.domain-card-tld {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--violet-600);
    background: rgba(139, 92, 246, 0.08);
    padding: 0.3rem 0.8rem;
    border-radius: 6px;
    margin-bottom: 1rem;
}

.domain-card-big h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
}

.domain-card-big p {
    font-size: 0.95rem;
    color: var(--gray-500);
    line-height: 1.7;
}

.domain-points {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.domain-point {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.domain-point-icon {
    flex-shrink: 0;
    width: 44px; height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: rgba(139, 92, 246, 0.06);
    color: var(--violet-500);
}

.domain-point h4 {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.domain-point p {
    font-size: 0.85rem;
    color: var(--gray-500);
    line-height: 1.6;
}

/* ---- Market Grid ---- */
.market-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.market-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 1.75rem;
    transition: all 0.3s var(--ease-out);
}

.market-card:hover {
    border-color: var(--gray-300);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.market-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.market-card-name {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--gray-900);
}

.market-card-tag {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--gray-400);
    background: var(--gray-100);
    padding: 0.2rem 0.65rem;
    border-radius: 6px;
}

.market-card p {
    font-size: 0.85rem;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.market-card-gap {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--violet-600);
    padding-top: 0.75rem;
    border-top: 1px solid var(--gray-100);
}

.market-bottom-card {
    background: var(--white);
    border: 2px solid rgba(139, 92, 246, 0.15);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    text-align: center;
    box-shadow: var(--shadow-glow);
}

.market-bottom-card h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.market-bottom-card p {
    font-size: 0.95rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ---- Package Grid ---- */
.package-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.25rem;
}

.package-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 2rem;
    transition: all 0.3s var(--ease-out);
}

.package-card:hover {
    border-color: var(--gray-300);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.package-card-hero {
    grid-column: 1 / -1;
    background: var(--gradient-brand);
    border: none;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.package-card-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 80% 20%, rgba(255,255,255,0.15), transparent 60%);
    pointer-events: none;
}

.package-card-hero h3 { color: var(--white); font-size: 1.4rem; }
.package-card-hero p { color: var(--white); font-weight: 500; text-shadow: 0 1px 2px rgba(0,0,0,0.15); }

.package-card-hero:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.35);
}

.package-card-badge {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--white);
    background: rgba(255,255,255,0.2);
    padding: 0.3rem 0.8rem;
    border-radius: 6px;
    margin-bottom: 1rem;
}

.package-icon {
    width: 48px; height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    background: var(--gray-50);
    color: var(--violet-500);
    margin-bottom: 1.25rem;
}

.package-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.package-card p {
    font-size: 0.85rem;
    color: var(--gray-500);
    line-height: 1.6;
}

/* ---- Numbers Grid ---- */
.numbers-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.number-card {
    text-align: center;
    padding: 2.25rem 1.5rem;
    border-radius: var(--radius);
    border: 1px solid rgba(255,255,255,0.08);
    background: rgba(255,255,255,0.03);
    transition: all 0.3s var(--ease-out);
}

.number-card:hover {
    background: rgba(255,255,255,0.06);
    transform: translateY(-2px);
}

.number-val {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, var(--cyan-400), var(--emerald-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.4rem;
}

.number-label {
    font-size: 0.82rem;
    color: var(--gray-400);
    line-height: 1.4;
}

/* ---- Timeline ---- */
.timeline {
    max-width: 640px;
    position: relative;
    padding-left: 2.5rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(to bottom, var(--violet-500), var(--blue-500), var(--cyan-400));
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    padding-bottom: 2.25rem;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-marker {
    position: absolute;
    left: -2.5rem;
    top: 6px;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--white);
    border: 3px solid var(--violet-500);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.1);
}

.timeline-content h4 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.35rem;
}

.timeline-content p {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.65;
}

/* ---- CTA ---- */
.section-cta {
    padding: 7rem 0;
    background: var(--gradient-cta);
    position: relative;
    overflow: hidden;
}

.cta-glow {
    position: absolute;
    width: 500px; height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.12) 0%, transparent 70%);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 900;
    letter-spacing: -0.03em;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.cta-sub {
    font-size: 1.05rem;
    color: var(--gray-500);
    margin-bottom: 2.5rem;
}

.cta-actions {
    margin-bottom: 1rem;
}

.cta-email {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-400);
    margin-bottom: 1.5rem;
}

.cta-note {
    font-size: 0.75rem;
    color: var(--gray-400);
}

/* ---- Footer ---- */
.footer {
    padding: 2rem 0;
    border-top: 1px solid var(--gray-100);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-400);
}

.footer-copy {
    font-size: 0.75rem;
    color: var(--gray-400);
}

/* ---- Animations ---- */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-30px, 20px); }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(20px, -25px); }
}

.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .section { padding: 4rem 0; }
    .hero { padding: 6rem 0 3rem; }

    .hero-stats { gap: 1.5rem; }
    .hero-stat-val { font-size: 1.8rem; }

    .domain-showcase { grid-template-columns: 1fr; }
    .market-grid { grid-template-columns: 1fr; }
    .numbers-grid { grid-template-columns: 1fr; gap: 0.75rem; }
    .package-grid { grid-template-columns: 1fr; }

    .number-card { padding: 1.5rem 1rem; }
    .number-val { font-size: 2rem; }

    .section-cta { padding: 5rem 0; }

    .footer-inner {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 3rem; }
    .hero-ctas { flex-direction: column; align-items: center; }
    .hero-stats { flex-direction: column; gap: 1.25rem; }
}