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

:root {
    --bg: #f7f9ff;
    --bg-soft: #eef3ff;
    --text: #111827;
    --text-soft: #5b6475;
    --primary: #4a6cf7;
    --primary-hover: #3557e6;
    --border: #dbe5ff;
    --card-bg: #ffffff;
    --shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
    --header-bg: rgba(255, 255, 255, 0.88);
}

body.dark {
    --bg: #070b18;
    --bg-soft: #11182b;
    --text: #f8fafc;
    --text-soft: #c7d2e1;
    --primary: #7ea2ff;
    --primary-hover: #9bb6ff;
    --border: #1d2942;
    --card-bg: #121a2c;
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
    --header-bg: rgba(8, 12, 24, 0.84);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", sans-serif;
    background:
        radial-gradient(circle at top center, rgba(74, 108, 247, 0.12), transparent 30%),
        linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 320px);
    color: var(--text);
    min-height: 100vh;
    transition: background 0.3s ease, color 0.3s ease;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font: inherit;
}

.container {
    width: min(92%, 1320px);
    margin: 0 auto;
}

.container--wide {
    width: min(96%, 1640px);
    margin: 0 auto;
}

.projects-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--header-bg);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.projects-navbar {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.projects-logo a {
    display: inline-flex;
    align-items: center;
}

.projects-logo img {
    width: auto;
    height: 44px;
}

.projects-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.projects-nav a {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
    transition: color 0.2s ease;
}

.projects-nav a:hover {
    color: var(--primary);
}

.projects-menu-toggle,
.projects-theme-toggle {
    border: none;
    background: transparent;
    color: var(--text);
    cursor: pointer;
}

.projects-menu-toggle {
    display: none;
    font-size: 1.4rem;
}

.projects-theme-toggle {
    font-size: 1.15rem;
}

.projects-main {
    padding-bottom: 4rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 1.4rem;
    border-radius: 999px;
    border: none;
    background: var(--primary);
    color: #fff;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease;
}

.btn:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
}

.btn--ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

.btn--ghost:hover {
    background: var(--bg-soft);
}

@media (max-width: 992px) {
    .projects-navbar {
        flex-wrap: wrap;
        padding: 1rem 0;
    }

    .projects-menu-toggle {
        display: block;
        order: 3;
    }

    .projects-theme-toggle {
        order: 2;
    }

    .projects-nav {
        display: none;
        width: 100%;
        order: 4;
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        padding-top: 0.75rem;
    }

    .projects-nav.active {
        display: flex;
    }

    .container,
    .container--wide {
        width: min(92%, 100%);
    }
}