/* ==========================================================================
   Marketing / public surface — modern-premium design system.
   Scoped to `.mk-body` so the member app + admin (app-ui.css) are untouched.
   No build step: plain CSS, custom properties, system + Inter font.
   ========================================================================== */

.mk-body {
    --mk-bg: #ffffff;
    --mk-bg-soft: #f8fafc;
    --mk-bg-tint: #f5f3ff;          /* faint violet wash */
    --mk-ink: #0f172a;
    --mk-ink-soft: #334155;
    --mk-muted: #64748b;
    --mk-line: #e7e9f0;
    --mk-line-strong: #d6dae6;

    --mk-accent: #4f46e5;           /* indigo-600 */
    --mk-accent-600: #4f46e5;
    --mk-accent-700: #4338ca;
    --mk-violet: #7c3aed;
    --mk-grad: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    --mk-grad-soft: linear-gradient(135deg, #eef2ff 0%, #f5f3ff 60%, #fdf4ff 100%);

    --mk-r-sm: 10px;
    --mk-r: 16px;
    --mk-r-lg: 24px;
    --mk-r-xl: 32px;
    --mk-pill: 999px;

    --mk-shadow-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .05);
    --mk-shadow: 0 10px 30px -12px rgba(15, 23, 42, .18);
    --mk-shadow-lg: 0 30px 60px -20px color-mix(in srgb, var(--mk-accent) 28%, transparent);
    --mk-ring: 0 0 0 4px color-mix(in srgb, var(--mk-accent) 15%, transparent);

    background: var(--mk-bg);
    color: var(--mk-ink);
    font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    margin: 0;
    line-height: 1.6;
}

.mk-body *,
.mk-body *::before,
.mk-body *::after { box-sizing: border-box; }

.mk-body a { text-decoration: none; }
/* Color reset for plain links only — must NOT override .mk-btn text colors, or the
   CTA's white-bg button inherits the band's white text and is invisible until hover. */
.mk-body a:not(.mk-btn) { color: inherit; }
.mk-shell { width: 100%; }
.mk-container {
    width: 100%;
    max-width: 1160px;
    margin-inline: auto;
    padding-inline: 1.25rem;
}

/* ----- Type ------------------------------------------------------------- */
.mk-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--mk-accent-700);
    background: var(--mk-bg-tint);
    border: 1px solid #e9e5ff;
    padding: .35rem .75rem;
    border-radius: var(--mk-pill);
}
.mk-h1 {
    font-size: clamp(2.3rem, 5.2vw, 3.7rem);
    line-height: 1.05;
    letter-spacing: -.035em;
    font-weight: 800;
    margin: 0 0 1rem;
    color: var(--mk-ink);
}
.mk-h2 {
    font-size: clamp(1.7rem, 3.4vw, 2.5rem);
    line-height: 1.12;
    letter-spacing: -.03em;
    font-weight: 800;
    margin: 0 0 .75rem;
}
.mk-h3 { font-size: 1.18rem; font-weight: 700; letter-spacing: -.01em; margin: 0 0 .35rem; }
.mk-grad-text {
    background: var(--mk-grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.mk-lead { font-size: 1.12rem; color: var(--mk-muted); margin: 0; }
.mk-muted { color: var(--mk-muted); }

/* ----- Buttons ---------------------------------------------------------- */
.mk-btn {
    --_bg: var(--mk-accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    font-weight: 600;
    font-size: .98rem;
    line-height: 1;
    padding: .85rem 1.5rem;
    border-radius: var(--mk-pill);
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
    white-space: nowrap;
}
.mk-btn-primary {
    color: #fff;
    background: var(--mk-grad);
    box-shadow: 0 10px 24px -10px color-mix(in srgb, var(--mk-accent) 60%, transparent);
}
.mk-btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px -10px color-mix(in srgb, var(--mk-accent) 70%, transparent); color: #fff; }
.mk-btn-ghost {
    color: var(--mk-ink);
    background: #fff;
    border-color: var(--mk-line-strong);
    box-shadow: var(--mk-shadow-sm);
}
.mk-btn-ghost:hover { transform: translateY(-2px); border-color: var(--mk-accent); color: var(--mk-accent-700); }
.mk-btn-light { color: var(--mk-accent-700); background: #fff; }
.mk-btn-light:hover { transform: translateY(-2px); box-shadow: var(--mk-shadow); color: var(--mk-accent-700); }
.mk-btn-sm { padding: .6rem 1.05rem; font-size: .9rem; }
.mk-btn-block { width: 100%; }

/* ----- Header ----------------------------------------------------------- */
.mk-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .72);
    backdrop-filter: saturate(180%) blur(14px);
    -webkit-backdrop-filter: saturate(180%) blur(14px);
    border-bottom: 1px solid var(--mk-line);
}
.mk-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    gap: 1rem;
}
.mk-brand { display: inline-flex; align-items: center; gap: .6rem; font-weight: 800; font-size: 1.12rem; letter-spacing: -.02em; }
.mk-brand-mark {
    display: grid;
    place-items: center;
    width: 38px; height: 38px;
    border-radius: 11px;
    background: var(--mk-grad);
    color: #fff;
    font-size: 1.05rem;
    box-shadow: 0 6px 16px -6px color-mix(in srgb, var(--mk-violet) 70%, transparent);
}
.mk-brand-logo { height: 34px; width: auto; display: block; }
.mk-header-actions { display: inline-flex; align-items: center; gap: .5rem; }
.mk-navlink { font-weight: 500; color: var(--mk-ink-soft); padding: .5rem .75rem; border-radius: var(--mk-r-sm); transition: color .15s; }
.mk-navlink:hover { color: var(--mk-accent-700); }
.mk-header-nav { display: none; gap: .25rem; }
@media (min-width: 860px) { .mk-header-nav { display: inline-flex; } }

/* ----- Hero ------------------------------------------------------------- */
.mk-hero { position: relative; overflow: hidden; padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(3rem, 6vw, 5rem); }
.mk-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(60% 50% at 15% 0%, color-mix(in srgb, var(--mk-accent) 12%, transparent), transparent 60%),
        radial-gradient(50% 45% at 100% 10%, color-mix(in srgb, var(--mk-violet) 12%, transparent), transparent 60%);
    pointer-events: none;
}
.mk-hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(2.5rem, 5vw, 4rem);
    align-items: center;
}
@media (min-width: 980px) { .mk-hero-grid { grid-template-columns: 1.05fr .95fr; } }
.mk-hero-cta { display: flex; flex-wrap: wrap; gap: .75rem; margin: 1.75rem 0 1.5rem; }
.mk-hero-copy > * { animation: mk-fade-up .7s cubic-bezier(.2, .7, .2, 1) both; }
.mk-hero-copy > :nth-child(2) { animation-delay: .06s; }
.mk-hero-copy > :nth-child(3) { animation-delay: .12s; }
.mk-hero-copy > :nth-child(4) { animation-delay: .18s; }

.mk-trust { display: flex; flex-wrap: wrap; align-items: center; gap: 1.1rem 1.6rem; color: var(--mk-muted); font-size: .9rem; }
.mk-trust-item { display: inline-flex; align-items: center; gap: .45rem; }
.mk-trust-item i { color: var(--mk-accent); }

/* Hero visual — composed profile/match card stack (no images required) */
.mk-hero-visual { position: relative; display: grid; place-items: center; min-height: 360px; animation: mk-fade-up .8s .15s cubic-bezier(.2, .7, .2, 1) both; }
.mk-hero-visual::before {
    content: "";
    position: absolute;
    width: 86%; height: 86%;
    border-radius: var(--mk-r-xl);
    background: var(--mk-grad-soft);
    box-shadow: inset 0 1px 0 #fff;
}
.mk-mockcard {
    position: relative;
    width: min(330px, 86%);
    background: #fff;
    border: 1px solid var(--mk-line);
    border-radius: var(--mk-r-lg);
    box-shadow: var(--mk-shadow-lg);
    padding: 1.25rem;
}
.mk-mockcard-top { display: flex; align-items: center; gap: .85rem; }
.mk-mockava {
    width: 56px; height: 56px; border-radius: 16px;
    background: linear-gradient(135deg, #c7d2fe, #ddd6fe);
    display: grid; place-items: center; color: var(--mk-accent-700); font-size: 1.5rem;
}
.mk-mockname { font-weight: 700; }
.mk-mockmeta { font-size: .85rem; color: var(--mk-muted); }
.mk-ring {
    margin-left: auto;
    width: 54px; height: 54px; border-radius: 50%;
    display: grid; place-items: center;
    background: conic-gradient(var(--mk-accent) 0 86%, #e9e7fb 86% 100%);
    color: var(--mk-accent-700); font-weight: 700; font-size: .82rem;
}
.mk-ring span { width: 40px; height: 40px; border-radius: 50%; background: #fff; display: grid; place-items: center; }
.mk-mocktags { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 1rem; }
.mk-tag { font-size: .78rem; font-weight: 600; padding: .3rem .6rem; border-radius: var(--mk-pill); background: var(--mk-bg-tint); color: var(--mk-accent-700); border: 1px solid #e9e5ff; }
.mk-tag-ok { background: #ecfdf5; color: #047857; border-color: #c7f0db; }
.mk-mockbar { height: 1px; background: var(--mk-line); margin: 1rem 0 .9rem; }
.mk-mockfoot { display: flex; gap: .5rem; }
.mk-chip-float {
    position: absolute;
    background: #fff;
    border: 1px solid var(--mk-line);
    border-radius: var(--mk-pill);
    box-shadow: var(--mk-shadow);
    padding: .5rem .8rem;
    font-size: .82rem; font-weight: 600;
    display: inline-flex; align-items: center; gap: .4rem;
}
.mk-chip-float i { color: var(--mk-accent); }
.mk-chip-1 { top: 8%; right: 2%; animation: mk-float 5s ease-in-out infinite; }
.mk-chip-2 { bottom: 10%; left: 0; animation: mk-float 6s ease-in-out infinite reverse; }
.mk-chip-2 i { color: #e0245e; }

/* ----- Section scaffolding --------------------------------------------- */
.mk-section { padding: clamp(3.5rem, 7vw, 6rem) 0; }
.mk-section-soft { background: var(--mk-bg-soft); border-top: 1px solid var(--mk-line); border-bottom: 1px solid var(--mk-line); }
.mk-section-head { max-width: 640px; margin: 0 auto clamp(2rem, 4vw, 3rem); text-align: center; }
.mk-section-head .mk-lead { margin-top: .5rem; }

/* ----- Feature cards ---------------------------------------------------- */
.mk-grid-3 { display: grid; gap: 1.1rem; grid-template-columns: 1fr; }
@media (min-width: 680px) { .mk-grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .mk-grid-3 { grid-template-columns: repeat(3, 1fr); } }
.mk-card {
    background: #fff;
    border: 1px solid var(--mk-line);
    border-radius: var(--mk-r-lg);
    padding: 1.6rem;
    box-shadow: var(--mk-shadow-sm);
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.mk-card:hover { transform: translateY(-4px); box-shadow: var(--mk-shadow); border-color: #d9d6f7; }
.mk-feat-icon {
    width: 50px; height: 50px; border-radius: 14px;
    display: grid; place-items: center;
    background: var(--mk-bg-tint); color: var(--mk-accent-700);
    font-size: 1.4rem; margin-bottom: 1rem;
    border: 1px solid #ebe8fc;
}

/* ----- Steps ------------------------------------------------------------ */
.mk-steps { display: grid; gap: 1.5rem; grid-template-columns: 1fr; counter-reset: step; }
@media (min-width: 880px) { .mk-steps { grid-template-columns: repeat(3, 1fr); } }
.mk-step { position: relative; padding-left: 3.5rem; }
.mk-step-num {
    position: absolute; left: 0; top: 0;
    width: 2.5rem; height: 2.5rem; border-radius: 50%;
    display: grid; place-items: center;
    background: var(--mk-grad); color: #fff; font-weight: 700;
    box-shadow: 0 8px 18px -8px color-mix(in srgb, var(--mk-accent) 70%, transparent);
}

/* ----- Stats band ------------------------------------------------------- */
.mk-stats { display: grid; gap: 1rem; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 760px) { .mk-stats { grid-template-columns: repeat(4, 1fr); } }
.mk-stat { text-align: center; padding: 1rem; }
.mk-stat-n { font-size: clamp(1.8rem, 4vw, 2.4rem); font-weight: 800; letter-spacing: -.03em; color: var(--mk-ink); }
.mk-stat-l { color: var(--mk-muted); font-size: .92rem; margin-top: .15rem; }

/* ----- CTA band --------------------------------------------------------- */
.mk-cta {
    position: relative;
    overflow: hidden;
    border-radius: var(--mk-r-xl);
    background: var(--mk-grad);
    color: #fff;
    padding: clamp(2.5rem, 5vw, 4rem);
    text-align: center;
    box-shadow: var(--mk-shadow-lg);
}
.mk-cta::after {
    content: "";
    position: absolute; inset: 0;
    background: radial-gradient(60% 120% at 100% 0%, rgba(255, 255, 255, .25), transparent 50%);
    pointer-events: none;
}
.mk-cta .mk-h2 { color: #fff; }
.mk-cta p { color: rgba(255, 255, 255, .9); max-width: 560px; margin: .5rem auto 1.5rem; }

/* ----- Footer ----------------------------------------------------------- */
.mk-footer { background: #0b1020; color: #cbd5e1; padding: 3rem 0 2rem; }
.mk-footer-grid { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2rem; }
.mk-footer .mk-brand { color: #fff; }
.mk-footer-links { display: flex; flex-wrap: wrap; gap: 1.25rem; }
.mk-footer-links a { color: #cbd5e1; font-size: .92rem; transition: color .15s; }
.mk-footer-links a:hover { color: #fff; }
.mk-footer-bottom { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid rgba(255, 255, 255, .1); font-size: .85rem; color: #94a3b8; display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem; }

/* ----- Auth (split screen) --------------------------------------------- */
.mk-auth { min-height: 100vh; display: grid; grid-template-columns: 1fr; }
@media (min-width: 940px) { .mk-auth { grid-template-columns: 1.05fr .95fr; } }
.mk-auth-aside {
    display: none;
    position: relative;
    overflow: hidden;
    background: var(--mk-grad);
    color: #fff;
    padding: 3rem;
    flex-direction: column;
    justify-content: space-between;
}
@media (min-width: 940px) { .mk-auth-aside { display: flex; } }
.mk-auth-aside::after {
    content: "";
    position: absolute; inset: 0;
    background: radial-gradient(50% 50% at 90% 10%, rgba(255, 255, 255, .22), transparent 55%),
               radial-gradient(40% 40% at 0% 100%, rgba(255, 255, 255, .14), transparent 60%);
}
.mk-auth-aside-inner { position: relative; z-index: 1; }
.mk-auth-points { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: .9rem; }
.mk-auth-points li { display: flex; align-items: flex-start; gap: .65rem; color: rgba(255, 255, 255, .92); }
.mk-auth-points i { margin-top: .15rem; }
.mk-auth-main { display: grid; place-items: center; padding: 2rem 1.25rem; background: var(--mk-bg); }
.mk-auth-card { width: 100%; max-width: 400px; }
.mk-auth-card .mk-brand { margin-bottom: 1.5rem; }

/* ----- Form controls ---------------------------------------------------- */
.mk-field { margin-bottom: 1.1rem; }
.mk-label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: .4rem; color: var(--mk-ink-soft); }
.mk-input {
    width: 100%;
    font-size: 1rem;
    padding: .8rem 1rem;
    border-radius: var(--mk-r-sm);
    border: 1px solid var(--mk-line-strong);
    background: #fff;
    color: var(--mk-ink);
    transition: border-color .15s, box-shadow .15s;
}
.mk-input::placeholder { color: #9aa3b2; }
.mk-input:focus { outline: none; border-color: var(--mk-accent); box-shadow: var(--mk-ring); }
.mk-input-otp { letter-spacing: .5em; text-align: center; font-size: 1.4rem; font-weight: 700; padding-inline: .5rem; }
.mk-divider { display: flex; align-items: center; gap: .75rem; margin: 1.25rem 0; color: var(--mk-muted); font-size: .82rem; }
.mk-divider::before, .mk-divider::after { content: ""; height: 1px; flex: 1; background: var(--mk-line); }
.mk-alert { display: flex; align-items: center; gap: .6rem; padding: .8rem 1rem; border-radius: var(--mk-r-sm); font-size: .9rem; margin-bottom: 1rem; }
.mk-alert-ok { background: #ecfdf5; color: #065f46; border: 1px solid #c7f0db; }
.mk-alert-err { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.mk-back { display: inline-flex; align-items: center; gap: .4rem; color: var(--mk-muted); font-size: .9rem; margin-top: 1.25rem; }
.mk-back:hover { color: var(--mk-accent-700); }

/* ----- Animations ------------------------------------------------------- */
@keyframes mk-fade-up { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
@keyframes mk-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

@media (prefers-reduced-motion: reduce) {
    .mk-body * { animation: none !important; transition: none !important; }
}