/* =========================
   RESET
========================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #0b0f14;
    color: #f5f7fa;
    line-height: 1.6;
}

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

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


/* =========================
   VARIABLES
========================= */

:root {
    --bg: #0b0f14;
    --bg-secondary: #111720;
    --card: #151c25;
    --border: #26303d;
    --text: #f5f7fa;
    --muted: #9ca7b5;
    --accent: #5eead4;
    --accent-dark: #14b8a6;
}


/* =========================
   CONTAINER
========================= */

.container {
    width: min(1120px, 90%);
    margin: 0 auto;
}


/* =========================
   NAVBAR
========================= */

.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;

    background: rgba(11, 15, 20, 0.9);
    backdrop-filter: blur(12px);

    border-bottom: 1px solid var(--border);
}

.nav-container {
    min-height: 76px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 30px;
}

.logo {
    width: 42px;
    height: 42px;

    display: flex;
    align-items: center;
    justify-content: center;

    border: 1px solid var(--accent);
    border-radius: 50%;

    color: var(--accent);
    font-weight: bold;
    letter-spacing: 1px;
}

nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

nav a {
    color: var(--muted);
    font-size: 14px;

    transition: 0.3s ease;
}

nav a:hover,
nav a.active {
    color: var(--text);
}


/* =========================
   BUTTONS
========================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    padding: 12px 22px;

    background: var(--accent);
    color: #07110f;

    border: 1px solid var(--accent);
    border-radius: 6px;

    font-size: 14px;
    font-weight: 700;

    transition: 0.3s ease;
}

.btn:hover {
    background: transparent;
    color: var(--accent);
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border-color: var(--border);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-small {
    padding: 9px 16px;
    font-size: 13px;
}


/* =========================
   HERO
========================= */

.hero {
    min-height: calc(100vh - 76px);

    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.5fr 0.7fr;

    align-items: center;

    gap: 80px;
}

.hero-content {
    max-width: 700px;
}

.hero-label,
.section-label {
    margin-bottom: 18px;

    color: var(--accent);

    font-size: 13px;
    font-weight: 700;

    letter-spacing: 2px;
}

.hero h1 {
    margin-bottom: 25px;

    font-size: clamp(42px, 6vw, 72px);

    line-height: 1.05;
    letter-spacing: -2px;
}

.hero h1 span {
    color: var(--accent);
}

.hero-description {
    max-width: 620px;

    margin-bottom: 30px;

    color: var(--muted);

    font-size: 18px;
}

.hero-buttons {
    display: flex;
    gap: 14px;

    margin-bottom: 28px;
}

.hero-location {
    color: #738092;
    font-size: 13px;
}


/* =========================
   PROFILE
========================= */

.hero-profile {
    display: flex;
    justify-content: center;
}

.profile-placeholder {
    width: 230px;
    height: 230px;

    display: flex;
    align-items: center;
    justify-content: center;

    border: 1px solid var(--accent);
    border-radius: 50%;

    color: var(--accent);

    font-size: 56px;
    font-weight: 700;

    background: var(--bg-secondary);

    box-shadow: 0 0 60px rgba(94, 234, 212, 0.08);
}


/* =========================
   SECTIONS
========================= */

.section {
    padding: 110px 0;
}

.section-heading {
    margin-bottom: 50px;
}

.section-heading h2 {
    font-size: clamp(32px, 4vw, 48px);
    letter-spacing: -1px;
}


/* =========================
   FOCUS CARDS
========================= */

.focus-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);

    gap: 24px;
}

.focus-card {
    padding: 35px;

    background: var(--card);

    border: 1px solid var(--border);
    border-radius: 10px;

    transition: 0.3s ease;
}

.focus-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

.card-number {
    margin-bottom: 25px;

    color: var(--accent);

    font-size: 13px;
    font-weight: bold;
}

.focus-card h3 {
    margin-bottom: 15px;

    font-size: 25px;
}

.focus-card p {
    margin-bottom: 25px;

    color: var(--muted);
}

.focus-card a {
    color: var(--accent);

    font-size: 14px;
    font-weight: 600;
}


/* =========================
   CTA
========================= */

.cta {
    padding-top: 40px;
}

.cta-container {
    padding: 45px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 30px;

    background: var(--bg-secondary);

    border: 1px solid var(--border);
    border-radius: 10px;
}

.cta h2 {
    margin-bottom: 8px;

    font-size: 30px;
}

.cta p:not(.section-label) {
    color: var(--muted);
}


/* =========================
   FOOTER
========================= */

.footer {
    margin-top: 80px;

    padding: 30px 0;

    border-top: 1px solid var(--border);
}

.footer-container {
    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 20px;

    color: #738092;

    font-size: 13px;
}


/* =========================
   RESPONSIVE
========================= */

@media (max-width: 800px) {

    .nav-container {
        flex-wrap: wrap;
        padding: 15px 0;
    }

    nav {
        order: 3;
        width: 100%;

        justify-content: center;

        gap: 18px;
    }

    .hero {
        padding: 80px 0;
    }

    .hero-container {
        grid-template-columns: 1fr;

        text-align: center;

        gap: 50px;
    }

    .hero-content {
        margin: 0 auto;
    }

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

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

    .hero-profile {
        order: -1;
    }

    .focus-grid {
        grid-template-columns: 1fr;
    }

    .cta-container {
        flex-direction: column;
        align-items: flex-start;
    }

    .footer-container {
        flex-direction: column;
        text-align: center;
    }
}


@media (max-width: 500px) {

    .hero h1 {
        font-size: 42px;
    }

    .hero-description {
        font-size: 16px;
    }

    .profile-placeholder {
        width: 180px;
        height: 180px;

        font-size: 44px;
    }

    .section {
        padding: 80px 0;
    }

    .focus-card {
        padding: 25px;
    }

    .cta-container {
        padding: 30px;
    }
}

/* =========================
   PAGE HEADER
========================= */

.page-header {
    padding: 120px 0 80px;
    border-bottom: 1px solid var(--border);
}

.page-header h1 {
    max-width: 850px;
    margin-bottom: 25px;

    font-size: clamp(42px, 6vw, 68px);
    line-height: 1.05;
    letter-spacing: -2px;
}

.page-header h1 span {
    color: var(--accent);
}

.page-header > .container > p:last-child {
    max-width: 700px;

    color: var(--muted);
    font-size: 18px;
}


/* =========================
   ABOUT GRID
========================= */

.about-grid {
    display: grid;
    grid-template-columns: 0.7fr 1.3fr;

    align-items: center;
    gap: 80px;
}

.about-image {
    display: flex;
    justify-content: center;
}

.about-content h2 {
    margin-bottom: 25px;

    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.1;
}

.about-content p:not(.section-label) {
    margin-bottom: 18px;
    color: var(--muted);
}


/* =========================
   TIMELINE
========================= */

.timeline-card {
    padding: 35px;

    background: var(--card);

    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);

    border-radius: 8px;
}

.timeline-date {
    margin-bottom: 12px;

    color: var(--accent);

    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
}

.timeline-card h3 {
    margin-bottom: 10px;
    font-size: 24px;
}

.timeline-card p:not(.timeline-date) {
    color: var(--muted);
}


/* =========================
   SKILLS GRID
========================= */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.skill-item {
    padding: 22px;

    background: var(--card);

    border: 1px solid var(--border);
    border-radius: 8px;

    color: var(--text);

    font-size: 15px;
    font-weight: 600;

    transition: 0.3s ease;
}

.skill-item:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-3px);
}


/* =========================
   ABOUT RESPONSIVE
========================= */

@media (max-width: 800px) {

    .page-header {
        padding: 90px 0 60px;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }

    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-content .section-label {
        margin-top: 10px;
    }
}


@media (max-width: 500px) {

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .timeline-card {
        padding: 25px;
    }
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    display: block;
}