:root {
  --primary: #a880db;
  --primary-dark: #8e5ed1;
  --primary-light: #d6c0f2;
  --accent: #6ee7d8;
  --accent-dark: #38bfae;
  --bg: #faf8fd;
  --surface: #ffffff;
  --border: #e8e1f3;
  --text: #1f1b2d;
  --text-muted: #635a76;
  --maxw: 1100px;
  --radius: 18px;
  --shadow: 0 10px 30px rgba(142, 94, 209, 0.08);
  --shadow-hover: 0 16px 40px rgba(142, 94, 209, 0.16);
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { overflow-x: clip; scrollbar-gutter: stable; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
    overflow-x: clip;
}
/* Navbar */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(250,248,253,0.85); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.nav-inner { max-width: var(--maxw); margin: 0 auto; padding: 0.65rem 1.5rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { font-weight: 700; font-size: 1.05rem; color: var(--text); text-decoration: none; letter-spacing: -0.01em; }
.brand span { color: var(--primary-dark, var(--accent)); background: linear-gradient(120deg, var(--text, var(--ink)) 30%, var(--primary-dark, var(--accent))); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links { display: flex; align-items: center; gap: 0.2rem; flex-wrap: nowrap; white-space: nowrap; }
.nav-link { color: var(--text-muted); text-decoration: none; font-size: 0.92rem; font-weight: 500; padding: 0.4rem 0.75rem; border-radius: 999px; transition: all 0.2s ease; }
.nav-link:hover { color: var(--primary-dark); background: var(--primary-light); }
.nav-dropdown { position: relative; }
.nav-dropdown > .nav-link::after { content: '▾'; margin-left: 0.35rem; font-size: 0.72em; }
.nav-dropdown-menu { display: none; position: absolute; top: calc(100% + 0.45rem); left: 0; min-width: 12rem; padding: 0.4rem; background: var(--surface); border: 1px solid var(--border); border-radius: 0.75rem; box-shadow: var(--shadow-hover); }
.nav-dropdown:hover > .nav-dropdown-menu,
.nav-dropdown:focus-within > .nav-dropdown-menu,
.nav-dropdown[open] > .nav-dropdown-menu { display: block; }
.nav-dropdown-menu a { display: block; color: var(--text-muted); text-decoration: none; font-size: 0.9rem; padding: 0.45rem 0.65rem; border-radius: 0.45rem; }
.nav-dropdown-menu a:hover { color: var(--primary-dark); background: var(--primary-light); }
.menu-toggle,
.menu-close,
.nav-overlay { display: none; }
/* Layout */
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 4.5rem 0; }
.section-heading { font-size: clamp(1.6rem, 3vw, 2.1rem); font-weight: 700; letter-spacing: -0.02em; margin: 0 0 0.5rem; color: var(--text); }
.section-heading::after { content: ''; display: block; width: 54px; height: 4px; margin-top: 0.75rem; border-radius: 999px; background: linear-gradient(90deg, var(--primary), var(--accent)); }
.section-intro { color: var(--text-muted); max-width: 60ch; margin: 0.75rem 0 2.5rem; font-size: 1.02rem; }
/* Hero */
.hero { position: relative; overflow: hidden; background: radial-gradient(900px 500px at 85% -10%, var(--primary-light), transparent 60%), radial-gradient(700px 400px at 0% 20%, rgba(110,231,216,0.25), transparent 55%), var(--bg); padding: 6rem 0 5rem; border-bottom: 1px solid var(--border); }
.hero-inner { max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem; }
.hero-badge { display: inline-flex; align-items: center; gap: 0.5rem; background: var(--surface); border: 1px solid var(--border); color: var(--primary-dark); font-size: 0.85rem; font-weight: 600; padding: 0.4rem 0.9rem; border-radius: 999px; box-shadow: var(--shadow); }
.hero-badge::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-dark); }
.hero-name { font-size: clamp(2.2rem, 6vw, 3.8rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.15; margin: 1.5rem 0 0.5rem; padding: 0.08em 0 0.12em; background: linear-gradient(120deg, var(--text) 30%, var(--primary-dark)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-role { font-size: clamp(1rem, 2.2vw, 1.25rem); font-weight: 600; color: var(--primary-dark); margin: 0 0 1rem; }
.hero-tagline { font-size: clamp(1.05rem, 2.2vw, 1.3rem); color: var(--text-muted); max-width: 56ch; margin: 0 0 2rem; }
.hero-actions { display: flex; gap: 0.9rem; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.95rem; font-weight: 600; text-decoration: none; padding: 0.75rem 1.4rem; border-radius: 999px; transition: all 0.2s ease; cursor: pointer; border: 1px solid transparent; }
.btn-primary { background: var(--primary); color: #fff; box-shadow: var(--shadow); }
.btn-primary:hover { background: var(--primary-dark); box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.btn-ghost { background: var(--surface); color: var(--primary-dark); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--primary); transform: translateY(-2px); }
/* About */
.about-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.about-text p { margin: 0 0 1.1rem; font-size: 1.05rem; color: var(--text); }
.about-text p:first-child { font-size: 1.2rem; }
.about-tags { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.5rem; }
.tag { font-size: 0.85rem; font-weight: 600; color: var(--primary-dark); background: var(--primary-light); padding: 0.4rem 0.85rem; border-radius: 999px; }
/* Cards */
.alt-bg { background: linear-gradient(180deg, var(--surface), var(--bg)); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.4rem; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.6rem; box-shadow: var(--shadow); transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--primary-light); }
.card-title { font-size: 1.15rem; font-weight: 700; margin: 0 0 0.25rem; color: var(--text); }
.card-subtitle { font-size: 0.9rem; font-weight: 600; color: var(--primary-dark); margin: 0 0 1rem; }
.card-points { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.card-points li { position: relative; padding-left: 1.4rem; color: var(--text-muted); font-size: 0.95rem; }
.card-points li::before { content: ''; position: absolute; left: 0; top: 0.55em; width: 7px; height: 7px; border-radius: 50%; background: var(--accent-dark); }
/* Contact */
.contact-card { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); border-radius: var(--radius); padding: 3rem 2rem; color: #fff; text-align: center; box-shadow: var(--shadow-hover); }
.contact-card h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 0 0 0.75rem; font-weight: 800; letter-spacing: -0.02em; }
.contact-card p { max-width: 55ch; margin: 0 auto 1.75rem; color: rgba(255,255,255,0.9); font-size: 1.05rem; }
.contact-actions { display: flex; gap: 0.9rem; flex-wrap: wrap; justify-content: center; }
.contact-btn { display: inline-flex; align-items: center; gap: 0.5rem; background: #fff; color: var(--primary-dark); text-decoration: none; font-weight: 600; padding: 0.8rem 1.5rem; border-radius: 999px; transition: all 0.2s ease; }
.contact-btn:hover { background: var(--accent); color: var(--text); transform: translateY(-2px); }
.contact-meta { margin-top: 1.75rem; font-size: 0.9rem; color: rgba(255,255,255,0.8); }
/* Footer */
.footer { padding: 2.5rem 1.5rem; text-align: center; color: var(--text-muted); font-size: 0.9rem; }
/* Responsive */
@media (min-width: 900px) {
  .about-grid { grid-template-columns: 1.5fr 1fr; align-items: start; gap: 3rem; }
}

/* =========================
   NAV ACTIONS (links + language switcher, right side of navbar)
   ========================= */

.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-actions { display: flex; align-items: center; gap: 1rem; min-width: 0; }
.nav-actions, .blog-nav-actions { position: static; width: auto; max-width: none; height: auto; padding: 0; flex-direction: row; align-items: center; overflow: visible; background: transparent; box-shadow: none; transform: none; visibility: visible; pointer-events: auto; }

/* =========================
   LANGUAGE SWITCHER
   ========================= */

.language-switcher {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    flex-shrink: 0;
}

.language-switcher button {
    border: 1px solid transparent;
    background: transparent;

    font: inherit;
    cursor: pointer;

    display: flex;
    align-items: center;
    gap: 0.3rem;

    padding: 0.4rem 0.55rem;

    border-radius: 0.5rem;

    transition:
        background-color 0.2s ease,
        border-color 0.2s ease,
        transform 0.2s ease;
}

.language-switcher button:hover {
    transform: translateY(-1px);
}

.language-switcher button.active {
    border-color: currentColor;
}

.flag-icon {
    display: block;
    width: 2rem;
    height: 1.25rem;
    flex: 0 0 auto;
    border-radius: 0.18rem;
    box-shadow: 0 0 0 1px rgba(31, 27, 45, 0.14);
}


/* =========================
   ACTIVE NAVIGATION ITEM
   ========================= */

.nav-links a.active-page {
    font-weight: 700;
    color: var(--primary-dark);
}

@media (max-width: 899px) {
    body.menu-open { overflow: hidden; padding-top: var(--menu-nav-height, 0px); }
    .nav { backdrop-filter: none; }
    body.menu-open .nav { position: fixed; top: 0; left: 0; right: 0; z-index: 99; }
    .nav-inner { overflow: visible; }
    .menu-toggle { display: inline-flex; width: 2.75rem; height: 2.75rem; margin-left: auto; padding: 0.65rem; flex-direction: column; justify-content: center; gap: 0.3rem; border: 0; border-radius: 0.7rem; background: transparent; color: var(--text); cursor: pointer; box-shadow: none; transition: background-color 0.2s ease; }
    .menu-toggle:active, .menu-close:active { background: rgba(99, 90, 118, 0.14); }
    .menu-toggle span { display: block; width: 100%; height: 2px; border-radius: 2px; background: currentColor; }
    .menu-toggle:focus-visible,
    .menu-close:focus-visible,
    .nav-link:focus-visible,
    .nav-dropdown-menu a:focus-visible,
    .language-switcher button:focus-visible { outline: 3px solid var(--accent-dark); outline-offset: 2px; }
    .nav-actions, .blog-nav-actions { position: fixed; inset: 0 0 0 auto; z-index: 101; display: flex; width: min(22rem, 88vw); max-width: 100%; height: 100dvh; padding: 5.5rem 1.25rem 1.5rem; flex-direction: column; align-items: stretch; gap: 1.5rem; overflow-y: auto; overflow-x: hidden; overscroll-behavior: contain; background: var(--surface); box-shadow: -18px 0 45px rgba(31, 27, 45, 0.18); transform: translate3d(100%, 0, 0); visibility: hidden; pointer-events: none; transition: transform 0.24s ease, visibility 0s linear 0.24s; }
    .nav-actions.is-open, .blog-nav-actions.is-open { transform: translate3d(0, 0, 0); visibility: visible; pointer-events: auto; transition-delay: 0s; }
    .menu-close { display: inline-grid; position: absolute; top: 1rem; right: 1rem; place-items: center; width: 2.75rem; height: 2.75rem; border: 0; border-radius: 0.7rem; background: transparent; color: var(--text); font-size: 1.7rem; line-height: 1; cursor: pointer; transition: background-color 0.2s ease; }
    .nav-actions .nav-links, .blog-nav-actions .nav-links { display: flex; width: 100%; min-width: 0; flex-direction: column; align-items: stretch; gap: 0.35rem; overflow: visible; white-space: normal; }
    .nav-actions .nav-link, .blog-nav-actions .nav-links a { display: block; width: 100%; padding: 0.8rem 0.85rem; border-radius: 0.6rem; font-size: 1rem; }
    .nav-dropdown { width: 100%; }
    .nav-dropdown-menu { position: static; display: block; min-width: 0; margin: 0.2rem 0 0.4rem 0.8rem; padding: 0 0 0 0.7rem; border: 0; border-left: 2px solid var(--primary-light); border-radius: 0; box-shadow: none; }
    .nav-dropdown-menu a { padding: 0.65rem 0.75rem; font-size: 0.95rem; }
    .nav-actions .language-switcher, .blog-nav-actions .language-switcher { justify-content: flex-start; padding-top: 1rem; border-top: 1px solid var(--border); }
    .nav-overlay { display: block; position: fixed; inset: 0; z-index: 100; background: rgba(18, 15, 28, 0.58); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity 0.24s ease, visibility 0s linear 0.24s; }
    .nav-overlay.is-open { opacity: 1; visibility: visible; pointer-events: auto; transition-delay: 0s; }
}

@media (prefers-reduced-motion: reduce) {
    .nav-actions, .blog-nav-actions, .nav-overlay { transition-duration: 0.001ms; }
}

@media (max-width: 600px) {
    .nav-inner { padding: 0.55rem 1rem; }
    .brand { max-width: calc(100% - 3.75rem); white-space: normal; line-height: 1.15; font-size: 0.95rem; }
    .nav-link { padding-inline: 0.55rem; }
    .nav-actions .language-switcher span, .nav .blog-nav-actions .language-switcher span { display: inline; }
}


/* =========================
   TUTORING PAGE
   ========================= */

.tutoring-page {
    min-height: 70vh;
}

.tutoring-hero {
    max-width: 900px;

    margin: 0 auto;

    padding:
        6rem
        1.5rem
        3rem;

    text-align: center;
}

.tutoring-hero h1 {
    margin-bottom: 1rem;
    font-size: clamp(2.2rem, 6vw, 3.4rem);
    font-weight: 800;
    letter-spacing: -0.03em;
}

.tutoring-intro {
    max-width: 700px;

    margin: 0 auto;

    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--text-muted);
}


.tutoring-content {
    width: min(100% - 3rem, 900px);

    margin: 0 auto 5rem;

    display: grid;
    gap: 1.5rem;
}


.tutoring-card {
    padding: 2rem;

    border-radius: 1rem;
    background: var(--surface);

    border: 1px solid rgba(127, 127, 127, 0.25);
    box-shadow: var(--shadow);
}

.tutoring-card h2 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
    letter-spacing: -0.01em;
}

.tutoring-card p {
    line-height: 1.7;
    color: var(--text-muted);
}

.tutoring-card.tutoring-contact {
    text-align: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
}

.tutoring-card.tutoring-contact h2 {
    color: #fff;
}

.tutoring-card.tutoring-contact p {
    color: rgba(255,255,255,0.9);
}


.tutoring-coming-soon {
    text-align: center;

    font-weight: 600;
}


/* =========================
   MOBILE
   ========================= */

@media (max-width: 700px) {

    .nav-actions,
    .nav-right {
        gap: 0.75rem;
    }

    .language-switcher span {
        display: none;
    }

    .language-switcher button {
        padding: 0.4rem;
    }

    .tutoring-hero {
        padding-top: 4rem;
    }

}