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

:root
{
    --bg-main: radial-gradient(circle at 10% 10%, #1a1a2e, #050510 60%);
    --text-main: #f1f5f9;
    --text-soft: #94a3b8;
    --card-bg: rgba(255,255,255,0.04);
    --card-border: rgba(255,255,255,0.06);
    --nav-bg: rgba(5,5,16,0.55);
    --nav-border: rgba(255,255,255,0.05);
    --blob1: rgba(99,102,241,0.25);
    --blob2: rgba(16,185,129,0.2);
    --icon-accent: #22c55e;
}

body.light
{
    --bg-main: radial-gradient(circle at 10% 10%, #ffffff, #eef2ff 70%);
    --text-main: #0f172a;
    --text-soft: #475569;
    --card-bg: rgba(255,255,255,0.9);
    --card-border: rgba(15,23,42,0.08);
    --nav-bg: rgba(255,255,255,0.7);
    --nav-border: rgba(15,23,42,0.08);
    --blob1: rgba(99,102,241,0.18);
    --blob2: rgba(16,185,129,0.15);
    --icon-accent: #0ea5e9;
}

html
{
    scroll-behavior: smooth;
}

body
{
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg-main);
    color: var(--text-main);
    overflow-x: hidden;
    transition: background .4s ease, color .4s ease;
}

.reveal
{
    opacity: 0;
    transform: translateY(40px);
    transition: opacity .8s ease, transform .8s ease;
}

.reveal.visible
{
    opacity: 1;
    transform: translateY(0);
}

body::before
{
    content: "";
    position: fixed;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--blob1), transparent 70%);
    top: -200px;
    left: -200px;
    filter: blur(80px);
    z-index: -1;
}

body::after
{
    content: "";
    position: fixed;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--blob2), transparent 70%);
    bottom: -200px;
    right: -200px;
    filter: blur(80px);
    z-index: -1;
}

.container
{
    width: 92%;
    max-width: 1200px;
    margin: auto;
}

nav
{
    position: fixed;
    width: 100%;
    backdrop-filter: blur(16px);
    background: var(--nav-bg);
    border-bottom: 1px solid var(--nav-border);
    z-index: 100;
}

.nav-inner
{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 0;
}

.logo
{
    font-weight: 700;
    letter-spacing: 0.5px;
}

.nav-right
{
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-links
{
    display: flex;
    gap: 28px;
}

.nav-links a
{
    text-decoration: none;
    color: var(--text-soft);
    font-size: 0.95rem;
    transition: opacity .2s ease;
}

.nav-links a:hover
{
    opacity: 0.6;
}

.theme-toggle
{
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform .2s ease, background .3s ease;
}

.theme-toggle:hover
{
    transform: translateY(-2px);
}

.theme-toggle svg
{
    width: 18px;
    height: 18px;
    stroke: var(--text-main);
}

.menu-toggle
{
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    color: var(--text-main);
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.15rem;
    transition: transform .2s ease, background .3s ease;
}

.menu-toggle:hover
{
    transform: translateY(-2px);
}

.mobile-menu
{
    position: fixed;
    inset: 0;
    z-index: 120;
    background: rgba(5,5,16,0.36);
    backdrop-filter: blur(4px);
    padding: 74px 14px 14px;
    display: flex;
    justify-content: flex-end;
    align-items: flex-start;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .2s ease, visibility .2s ease;
}

.mobile-menu.open
{
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.mobile-menu-panel
{
    width: min(320px, 100%);
    padding: 16px;
    display: grid;
    align-content: start;
    gap: 8px;
    background: rgba(8,12,28,0.92);
    border: 1px solid var(--card-border);
    border-radius: 18px;
    box-shadow: 0 24px 50px rgba(0,0,0,0.35);
    transform: translateY(-8px) scale(0.98);
    opacity: 0;
    transition: transform .2s ease, opacity .2s ease;
}

body.light .mobile-menu-panel
{
    background: rgba(255,255,255,0.94);
}

.mobile-menu-panel a
{
    text-decoration: none;
    color: var(--text-main);
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: -0.1px;
    border-radius: 12px;
    padding: 12px 12px;
}

.mobile-menu-panel a:hover
{
    background: rgba(255,255,255,0.06);
}

body.light .mobile-menu-panel a:hover
{
    background: rgba(15,23,42,0.06);
}

.mobile-menu.open .mobile-menu-panel
{
    transform: translateY(0) scale(1);
    opacity: 1;
}

header
{
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 110px;
}

.hero
{
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.hero h1
{
    font-size: clamp(2.4rem, 4.2vw, 3.6rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -1px;
    margin-bottom: 25px;
}

.hero p
{
    color: var(--text-soft);
    font-size: 1.15rem;
    max-width: 520px;
}

.hero-card
{
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 28px;
    padding: 40px;
    backdrop-filter: blur(16px);
}

.hero-stats
{
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.hero-stat strong
{
    font-size: 1.8rem;
    display: block;
}

.hero-stat span
{
    font-size: 0.8rem;
    color: var(--text-soft);
}

.btn
{
    display: inline-block;
    margin-top: 30px;
    padding: 14px 26px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 600;
    background: linear-gradient(135deg, #6366f1, #22c55e);
    color: white;
    border: none;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease;
}

.btn:hover
{
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

section
{
    padding: 50px 0;
}

section[id]
{
    scroll-margin-top: 96px;
}

.section-title
{
    font-size: 2.4rem;
    margin-bottom: 50px;
    letter-spacing: -0.5px;
}

.about-grid
{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 28px;
}

.card
{
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 30px;
    transition: transform .25s ease, border .25s ease, background .25s ease;
}

.card:hover
{
    transform: translateY(-8px);
    border-color: rgba(99,102,241,0.5);
}

.card h3
{
    font-size: 1.1rem;
    color: var(--text-main);
    margin-bottom: 14px;
}

.card-icon
{
    display: inline-block;
    vertical-align: -0.08em;
    font-size: 1em !important;
    line-height: 1;
    color: var(--icon-accent);
}

.card p
{
    color: var(--text-soft);
    font-size: 0.95rem;
}

.services-grid
{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

/* ---- */

.projects-header
{
    max-width: 900px;
    margin-bottom: 34px;
}

.projects-note
{
    margin-top: -18px;
    color: var(--text-soft);
    font-size: 1.02rem;
    line-height: 1.55;
}

.projects-list
{
    display: grid;
    gap: 22px;
}

.project-item
{
    position: relative;
    display: grid;
    grid-template-columns: 14px 1fr;
    gap: 22px;
    padding: 26px 26px 26px 18px;
    border-radius: 28px;
    background: linear-gradient(145deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
    border: 1px solid var(--card-border);
    backdrop-filter: blur(16px);
    transition: transform .25s ease, border-color .25s ease, background .25s ease;
}

.project-item:hover
{
    transform: translateY(-4px);
    border-color: rgba(99,102,241,0.35);
    background: linear-gradient(145deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
}

.project-side
{
    width: 10px;
    border-radius: 999px;
    background: linear-gradient(180deg, rgba(99,102,241,0.9), rgba(34,197,94,0.9));
    opacity: 0.85;
    margin: 6px 0;
}

.project-main
{
    padding-right: 6px;
}

.project-top
{
    display: grid;
    gap: 14px;
    margin-bottom: 16px;
}

.project-top h3
{
    font-size: 1.45rem;
    letter-spacing: -0.3px;
    line-height: 1.2;
}

.project-tags
{
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag
{
    font-size: 0.75rem;
    color: var(--text-soft);
    padding: 7px 10px;
    border-radius: 999px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--card-border);
}

.project-block
{
    margin-top: 14px;
}

.project-block h4
{
    font-size: 0.78rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-soft);
    margin-bottom: 10px;
}

.project-block p
{
    color: var(--text-soft);
    line-height: 1.65;
    font-size: 0.98rem;
}

.project-block ul
{
    margin: 0;
    padding-left: 18px;
    color: var(--text-soft);
    line-height: 1.65;
    font-size: 0.98rem;
    display: grid;
    gap: 8px;
}

.project-outcome
{
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid var(--card-border);
    display: flex;
    gap: 12px;
    align-items: baseline;
}

.outcome-label
{
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-soft);
    opacity: 0.9;
    white-space: nowrap;
}

.outcome-text
{
    font-size: 0.96rem;
    color: var(--text-main);
    opacity: 0.92;
    line-height: 1.5;
}

@media (max-width: 900px)
{
    .project-item
    {
        grid-template-columns: 10px 1fr;
        padding: 22px 18px 22px 14px;
    }
}

@media (max-width: 520px)
{
    .tag
    {
        font-size: 0.72rem;
        padding: 6px 9px;
    }

    .project-outcome
    {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}


/* ---- */


.contact-box
{
    background: linear-gradient(145deg, rgba(99,102,241,0.15), rgba(16,185,129,0.1));
    border-radius: 32px;
    padding: 70px;
    border: 1px solid var(--card-border);
    text-align: left;
}

.contact-form
{
    max-width: 640px;
    margin: 30px auto 0;
    display: grid;
    gap: 20px;
}

.form-row
{
    display: grid;
    gap: 8px;
}

.form-row label
{
    font-size: 0.85rem;
    color: var(--text-soft);
}

.form-row input,
.form-row textarea
{
    width: 100%;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    color: var(--text-main);
    font-family: inherit;
}

.form-row textarea
{
    min-height: 140px;
    resize: vertical;
}

.form-status
{
    font-size: 0.9rem;
    color: var(--text-soft);
    min-height: 20px;
}

.hp
{
    position: absolute;
    left: -9999px;
    opacity: 0;
}

.contact-alt
{
    margin-top: 18px;
    font-size: 0.9rem;
    color: var(--text-soft);
}

.contact-alt a
{
    color: var(--text-main);
    text-decoration: underline;
}

footer
{
    padding: 60px 0 40px;
    text-align: center;
    color: var(--text-soft);
    font-size: 0.85rem;
}

@media (max-width: 900px)
{
    .nav-links
    {
        display: none;
    }

    .nav-right
    {
        gap: 10px;
    }

    .menu-toggle
    {
        display: inline-flex;
    }

    .hero
    {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-card
    {
        order: -1;
    }

    .contact-box
    {
        padding: 50px 30px;
    }
}