/* ============================================
   Layout — Navbar, Sections, Hero, Footer
   ============================================ */

/* ----- Navbar ----- */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 900;
    transition: background 0.4s var(--ease), box-shadow 0.4s var(--ease), padding 0.4s var(--ease);
    padding: 1.2rem 0;
}
.navbar.is-scrolled {
    background: rgba(6, 8, 20, 0.72);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    padding: 0.7rem 0;
}
.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.navbar__brand { display: flex; align-items: center; gap: 0.7rem; }
.navbar__logo {
    width: 40px; height: 40px;
    display: grid;
    place-items: center;
    border-radius: 11px;
    background: var(--grad-primary);
    font-family: var(--font-display);
    font-weight: 700;
    color: #fff;
    box-shadow: 0 6px 20px rgba(108,92,231,.4);
}
.navbar__name { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; }

.navbar__nav { display: flex; align-items: center; gap: 1.8rem; }
.navbar__link {
    position: relative;
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 500;
}
.navbar__link::after {
    content: "";
    position: absolute;
    left: 0; bottom: -6px;
    width: 0; height: 2px;
    background: var(--grad-primary);
    border-radius: 2px;
    transition: width 0.3s var(--ease);
}
.navbar__link:hover,
.navbar__link.is-active { color: var(--text); }
.navbar__link:hover::after,
.navbar__link.is-active::after { width: 100%; }

.navbar__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 44px; height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--surface);
    border: 1px solid var(--border);
}
.navbar__toggle span {
    width: 22px; height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: all 0.3s var(--ease);
}
.navbar__toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__toggle.is-open span:nth-child(2) { opacity: 0; }
.navbar__toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ----- Sections ----- */
.section {
    padding: var(--space-xl) 0;
    position: relative;
}
.section--alt {
    background: linear-gradient(180deg, transparent, rgba(10, 13, 31, 0.5), transparent);
}
.section__head {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-lg);
}
.section__tag {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.85rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent-2);
    margin-bottom: 0.9rem;
}
.section__title {
    font-size: clamp(2rem, 5vw, 3rem);
}
.section__sub {
    color: var(--text-muted);
    margin-top: 0.9rem;
}

/* ----- Hero ----- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 100px;
}
.hero__inner {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--space-lg);
    align-items: center;
}
.hero__content .badge { margin-bottom: 1.6rem; }
.hero__title {
    font-size: clamp(2.4rem, 6vw, 4rem);
    margin-bottom: 0.8rem;
}
.hero__role {
    font-size: clamp(1.3rem, 3.5vw, 2rem);
    color: var(--text);
    min-height: 1.5em;
    margin-bottom: 1.2rem;
    font-weight: 500;
}
.typewriter { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.caret {
    color: var(--accent-2);
    font-weight: 300;
    animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.hero__tagline {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 500px;
    margin-bottom: 2rem;
}
.hero__actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2.2rem;
}
.hero__socials { display: flex; gap: 0.8rem; }

.hero__visual { display: grid; place-items: center; }

.hero__scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
}
.mouse {
    width: 26px; height: 42px;
    border: 2px solid var(--border-strong);
    border-radius: 14px;
    display: grid;
    justify-items: center;
    padding-top: 7px;
}
.mouse__wheel {
    width: 4px; height: 8px;
    background: var(--accent-2);
    border-radius: 2px;
    animation: scrollWheel 1.6s ease-in-out infinite;
}
@keyframes scrollWheel {
    0% { opacity: 0; transform: translateY(-4px); }
    40% { opacity: 1; }
    100% { opacity: 0; transform: translateY(10px); }
}

/* ----- About ----- */
.about {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-lg);
    align-items: center;
}
.about__text p { color: var(--text-muted); margin-bottom: 1.1rem; }
.about__highlights { margin-top: 1.6rem; display: grid; gap: 0.9rem; }
.about__highlights li { display: flex; align-items: center; gap: 0.7rem; color: var(--text); }
.about__highlights .dot {
    width: 9px; height: 9px;
    border-radius: 50%;
    background: var(--grad-primary);
    box-shadow: 0 0 10px var(--accent-glow);
    flex-shrink: 0;
}
.stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.1rem;
}

/* ----- Grids ----- */
.skills {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.4rem;
}
.projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.6rem;
}
.contact {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.4rem;
}

/* ----- Footer ----- */
.footer {
    padding: var(--space-lg) 0 var(--space-md);
    border-top: 1px solid var(--border);
    position: relative;
}
.footer__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
}
.footer__brand { display: flex; align-items: center; gap: 0.9rem; text-align: left; }
.footer__brand p { color: var(--text-dim); font-size: 0.85rem; }
.footer__socials { display: flex; gap: 0.8rem; }
.footer__copy { color: var(--text-dim); font-size: 0.85rem; }

/* ----- Testimonials grid ----- */
.testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 1.6rem;
}

/* ----- Contact layout ----- */
.contact-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    align-items: start;
}
.contact-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.1rem;
}

/* ----- Footer nav ----- */
.footer__nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.4rem 1.6rem;
}
.footer__nav a { color: var(--text-muted); font-size: 0.9rem; }
.footer__nav a:hover { color: var(--accent-2); }