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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: #0a0a0c;
    color: #e4e4e7;
    line-height: 1.6;
}

@keyframes pageSlideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

body > *:not(.navbar):not(.nav-menu-mobile) {
    animation: pageSlideUp 0.5s ease forwards;
}

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

body.menu-open {
    overflow: hidden;
}

.container {
    max-width: 750px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==================== Navbar ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 12, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    z-index: 300;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.nav-logo {
    font-size: 1.15rem;
    font-weight: 700;
    color: #e4e4e7;
}

.nav-menu {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 28px;
    padding: 0;
}

.nav-divider {
    width: 1px;
    height: 20px;
    background: rgba(255, 255, 255, 0.1);
    margin: 0 28px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: #71717a;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: #e4e4e7;
}

.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 301;
}

.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: #e4e4e7;
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.nav-hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-hamburger.active span:nth-child(2) {
    opacity: 0;
}

.nav-hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.nav-menu-mobile {
    display: none;
}

/* ==================== Hero ==================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 60px;
}

.hero-content {
    text-align: center;
}

.hero-greeting {
    font-size: 1rem;
    color: #71717a;
    margin-bottom: 8px;
}

.hero-name {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    margin-bottom: 12px;
    color: #e4e4e7;
}

.hero-role {
    font-size: 1.3rem;
    font-weight: 500;
    color: #8b8b94;
    margin-bottom: 16px;
}

.hero-desc {
    font-size: 1rem;
    color: #71717a;
    max-width: 480px;
    margin: 0 auto 32px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* ==================== Buttons ==================== */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
    font-family: inherit;
    cursor: pointer;
}

.btn-primary {
    background: #e4e4e7;
    color: #0a0a0c;
    border: none;
}

.btn-primary:hover {
    background: #d4d4d8;
}

.btn-outline {
    border: 1.5px solid rgba(255, 255, 255, 0.12);
    color: #a1a1aa;
    background: transparent;
}

.btn-outline:hover {
    border-color: rgba(255, 255, 255, 0.25);
    color: #e4e4e7;
}

/* ==================== Sections ==================== */
.section {
    padding: 80px 0;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: #e4e4e7;
}

/* ==================== About ==================== */
.about-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1rem;
    color: #71717a;
    margin-bottom: 16px;
    line-height: 1.7;
}

/* ==================== Footer ==================== */
.footer {
    text-align: center;
    padding: 24px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer p {
    font-size: 0.85rem;
    color: #52525a;
}

/* ==================== Responsive ==================== */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .nav-hamburger {
        display: flex;
    }

    .nav-menu-mobile {
        display: flex;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 10, 12, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        z-index: 200;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, visibility 0.3s ease;
    }

    .nav-menu-mobile.open {
        opacity: 1;
        visibility: visible;
    }

    .nav-menu-mobile .nav-links {
        flex-direction: column;
        gap: 0;
        align-items: center;
        text-align: center;
    }

    .nav-menu-mobile .nav-links a {
        font-size: 1.25rem;
        font-weight: 500;
        color: #71717a;
        padding: 14px 0;
        display: block;
    }

    .nav-menu-mobile .nav-links a:hover {
        color: #e4e4e7;
    }

    .nav-menu-mobile .nav-divider {
        width: 200px;
        height: 1px;
        background: rgba(255, 255, 255, 0.08);
        margin: 12px 0;
    }

    .hero-name {
        font-size: 2.5rem;
    }

    .hero-role {
        font-size: 1.1rem;
    }

    .section {
        padding: 60px 0;
    }
}

@media (max-width: 480px) {
    .hero-name {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
}