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

:root {
    --bg: #ffffff;
    --bg-soft: #faf9fc;
    --surface: #ffffff;

    --text-primary: #242326;
    --text-secondary: #6c6872;
    --text-muted: #918d96;

    --accent: #8b7cf6;
    --accent-dark: #7566e8;
    --accent-soft: #f0edff;

    --border: #e8e6eb;
    --border-dark: #d9d6df;

    --shadow-sm: 0 4px 20px rgba(30, 25, 40, 0.05);
    --shadow-md: 0 12px 40px rgba(30, 25, 40, 0.08);

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;

    --max-width: 1120px;

    --transition: 0.25s ease;
}


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

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}

body {
    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    background: var(--bg);
    color: var(--text-primary);

    line-height: 1.7;

    -webkit-font-smoothing: antialiased;
}

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

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

button {
    font: inherit;
}

ul {
    list-style: none;
}


/* =========================================================
   GLOBAL
   ========================================================= */

.container {
    width: min(
        calc(100% - 48px),
        var(--max-width)
    );

    margin-inline: auto;
}

.section {
    padding: 110px 0;
}

.section-alt {
    background: var(--bg-soft);
}

.section-heading {
    max-width: 680px;
    margin-bottom: 55px;
}

.section-label {
    color: var(--accent-dark);

    font-size: 0.8rem;
    font-weight: 700;

    letter-spacing: 0.12em;
    text-transform: uppercase;

    margin-bottom: 12px;
}

.section-heading h2 {
    font-size: clamp(2rem, 4vw, 3rem);

    line-height: 1.15;

    letter-spacing: -0.04em;

    margin-bottom: 18px;
}

.section-heading > p:last-child {
    color: var(--text-secondary);
}


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

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

    background: rgba(255, 255, 255, 0.92);

    backdrop-filter: blur(12px);

    border-bottom: 1px solid rgba(232, 230, 235, 0.8);
}

.navbar {
    height: 76px;

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

.logo {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.04em;
}

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

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

.nav-links > a {
    color: var(--text-secondary);

    font-size: 0.9rem;
    font-weight: 500;

    transition: color var(--transition);
}

.nav-links > a:hover {
    color: var(--text-primary);
}

.nav-resume {
    padding: 9px 16px;

    border: 1px solid var(--border-dark);

    border-radius: var(--radius-sm);

    color: var(--text-primary) !important;
}

.nav-resume:hover {
    border-color: var(--accent);
    color: var(--accent-dark) !important;
}

.menu-toggle {
    display: none;

    background: transparent;
    border: none;

    cursor: pointer;
}

.menu-toggle span {
    display: block;

    width: 24px;
    height: 2px;

    margin: 5px 0;

    background: var(--text-primary);
}


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

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

    display: flex;
    align-items: center;

    text-align: center;
}

.hero-content {
    width: 100%;
    max-width: 1000px;

    margin-inline: auto;
}

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

.eyebrow {
    color: var(--accent-dark);

    font-size: 0.82rem;
    font-weight: 700;

    letter-spacing: 0.08em;
    text-transform: uppercase;

    margin-bottom: 20px;
}

.hero h1 {
    max-width: 900px;

    font-size: clamp(3.5rem, 8vw, 6.5rem);

    line-height: 0.98;

    letter-spacing: -0.065em;

    margin-bottom: 24px;
}

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

.hero h2 {
    max-width: 800px;

    color: var(--text-secondary);

    font-size: clamp(1.35rem, 3vw, 2rem);

    font-weight: 500;

    line-height: 1.3;

    letter-spacing: -0.025em;

    margin-bottom: 22px;
}

.hero-description {
    max-width: 680px;

    color: var(--text-secondary);

    font-size: 1.05rem;

    margin-inline: auto;
}

.hero-actions {
    display: flex;

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

    flex-wrap: wrap;

    gap: 12px;

    margin-top: 32px;
}

.social-links {
    display: flex;

    justify-content: center;

    gap: 24px;

    margin-top: 28px;
}
.eyebrow {
    color: var(--accent-dark);

    font-size: 0.82rem;
    font-weight: 700;

    letter-spacing: 0.08em;
    text-transform: uppercase;

    margin-bottom: 20px;
}

.hero h1 {
    font-size: clamp(3rem, 7vw, 5.8rem);

    line-height: 0.98;

    letter-spacing: -0.065em;

    margin-bottom: 24px;
}

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

.hero h2 {
    max-width: 650px;

    color: var(--text-secondary);

    font-size: clamp(1.3rem, 3vw, 2rem);

    font-weight: 500;

    line-height: 1.3;

    letter-spacing: -0.025em;

    margin-bottom: 22px;
}

.hero-description {
    max-width: 600px;

    color: var(--text-secondary);

    font-size: 1.05rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;

    gap: 12px;

    margin-top: 32px;
}

.btn {
    display: inline-flex;

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

    min-height: 48px;

    padding: 0 22px;

    border-radius: var(--radius-sm);

    font-size: 0.9rem;
    font-weight: 600;

    transition:
        transform var(--transition),
        background var(--transition),
        border-color var(--transition);
}

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

.btn-primary {
    background: var(--accent);
    color: #ffffff;
}

.btn-primary:hover {
    background: var(--accent-dark);
}

.btn-secondary {
    border: 1px solid var(--border-dark);
    background: var(--bg);
}

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

.social-links {
    display: flex;
    gap: 20px;

    margin-top: 28px;
}

.social-links a {
    color: var(--text-secondary);

    font-size: 0.88rem;
    font-weight: 600;

    border-bottom: 1px solid transparent;

    transition:
        color var(--transition),
        border-color var(--transition);
}

.social-links a:hover {
    color: var(--accent-dark);
    border-color: var(--accent);
}



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

.about-grid {
    display: grid;

    grid-template-columns:
        280px
        minmax(0, 1fr);

    align-items: center;

    gap: 70px;
}

.about-image-wrapper {
    display: flex;

    justify-content: center;
}

.about-image-border {
    position: relative;

    width: 250px;

    padding: 12px;

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

    border-radius: 50%;
}

.about-image-border::before {
    content: "";

    position: absolute;

    inset: -9px;

    border: 1px solid var(--accent-soft);

    border-radius: 50%;

    z-index: -1;
}

.about-image {
    width: 100%;

    aspect-ratio: 1;

    object-fit: cover;

    border-radius: 50%;

    filter: saturate(0.92);
}

.about-content {
    min-width: 0;
}

.about-text {
    max-width: 680px;
}

.about-text p {
    color: var(--text-secondary);

    font-size: 1.05rem;

    margin-bottom: 20px;
}

.about-facts {
    display: grid;

    grid-template-columns: 1fr 1fr;

    margin-top: 30px;

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

.fact {
    padding: 20px 0;

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

.fact:nth-child(odd) {
    padding-right: 20px;
}

.fact span {
    display: block;

    color: var(--text-muted);

    font-size: 0.8rem;

    margin-bottom: 5px;
}

.fact strong {
    font-size: 0.95rem;
}

/* =========================================================
   EXPERIENCE
   ========================================================= */

.experience-card {
    padding: 42px;

    background: var(--surface);

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

    border-radius: var(--radius-lg);

    box-shadow: var(--shadow-sm);
}

.experience-header {
    display: flex;

    justify-content: space-between;
    gap: 30px;

    padding-bottom: 28px;

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

.experience-role {
    color: var(--accent-dark);

    font-size: 0.82rem;
    font-weight: 700;

    text-transform: uppercase;

    letter-spacing: 0.08em;

    margin-bottom: 6px;
}

.experience-header h3 {
    font-size: 1.7rem;

    letter-spacing: -0.03em;
}

.experience-meta {
    display: flex;
    flex-direction: column;

    align-items: flex-end;

    gap: 6px;

    color: var(--text-muted);

    font-size: 0.85rem;
}

.experience-meta a {
    color: var(--accent-dark);

    font-weight: 600;
}

.experience-description {
    max-width: 850px;

    color: var(--text-secondary);

    margin: 28px 0;
}

.experience-list {
    display: grid;

    gap: 13px;

    margin-bottom: 30px;
}

.experience-list li {
    position: relative;

    padding-left: 22px;

    color: var(--text-secondary);
}

.experience-list li::before {
    content: "";

    position: absolute;

    top: 0.75em;
    left: 0;

    width: 6px;
    height: 6px;

    background: var(--accent);

    border-radius: 50%;
}


/* =========================================================
   TAGS
   ========================================================= */

.tech-tags {
    display: flex;

    flex-wrap: wrap;

    gap: 8px;
}

.tech-tags span {
    padding: 6px 10px;

    background: var(--accent-soft);

    color: var(--accent-dark);

    border-radius: 6px;

    font-size: 0.76rem;

    font-weight: 600;
}


/* =========================================================
   PROJECTS
   ========================================================= */

.projects-grid {
    display: grid;

    grid-template-columns: repeat(2, 1fr);

    gap: 24px;
}

.project-card {
    overflow: hidden;

    background: var(--surface);

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

    border-radius: var(--radius-lg);

    transition:
        transform var(--transition),
        box-shadow var(--transition),
        border-color var(--transition);
}

.project-card:hover {
    transform: translateY(-5px);

    border-color: var(--border-dark);

    box-shadow: var(--shadow-md);
}

.project-image {
    aspect-ratio: 16 / 9;

    overflow: hidden;

    background: var(--bg-soft);
}

.project-image img {
    width: 100%;
    height: 100%;

    object-fit: cover;

    transition: transform 0.5s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.03);
}

.project-content {
    padding: 30px;
}

.project-number {
    color: var(--accent);

    font-size: 0.78rem;
    font-weight: 700;

    margin-bottom: 10px;
}

.project-content h3 {
    font-size: 1.45rem;

    letter-spacing: -0.025em;

    margin-bottom: 12px;
}

.project-content p {
    color: var(--text-secondary);

    margin-bottom: 20px;
}

.project-link {
    display: inline-block;

    margin-top: 22px;

    color: var(--text-primary);

    font-size: 0.88rem;
    font-weight: 700;

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

    transition:
        color var(--transition),
        border-color var(--transition);
}

.project-link:hover {
    color: var(--accent-dark);
    border-color: var(--accent);
}

.project-placeholder {
    min-height: 400px;

    display: flex;
    align-items: center;

    background:
        linear-gradient(
            135deg,
            #faf9fc,
            #f5f2ff
        );
}

.placeholder-content {
    padding: 40px;
}

.placeholder-content h3 {
    max-width: 300px;

    font-size: 1.5rem;

    margin-bottom: 12px;
}

.placeholder-content p {
    max-width: 380px;

    color: var(--text-secondary);
}


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

.skills-grid {
    display: grid;

    grid-template-columns: repeat(2, 1fr);

    gap: 16px;
}

.skill-category {
    padding: 28px;

    background: var(--surface);

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

    border-radius: var(--radius-md);
}

.skill-category h3 {
    font-size: 1rem;

    margin-bottom: 18px;
}

.skill-list {
    display: flex;

    flex-wrap: wrap;

    gap: 8px;
}

.skill-list span {
    padding: 7px 11px;

    color: var(--text-secondary);

    background: var(--bg-soft);

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

    border-radius: 6px;

    font-size: 0.8rem;
}


/* =========================================================
   ACHIEVEMENTS
   ========================================================= */

.achievements-grid {
    display: grid;

    grid-template-columns: repeat(2, 1fr);

    gap: 24px;
}

.achievement-card {
    padding: 32px;

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

    border-radius: var(--radius-md);

    background: var(--surface);
}

.achievement-label {
    display: block;

    color: var(--accent-dark);

    font-size: 0.75rem;
    font-weight: 700;

    letter-spacing: 0.08em;
    text-transform: uppercase;

    margin-bottom: 12px;
}

.achievement-card h3 {
    font-size: 1.35rem;

    margin-bottom: 10px;
}

.achievement-card p {
    color: var(--text-secondary);

    margin-bottom: 18px;
}

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

    font-size: 0.88rem;

    font-weight: 600;
}


/* =========================================================
   EDUCATION
   ========================================================= */

.education-card {
    display: flex;

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

    gap: 40px;

    padding: 36px;

    background: var(--surface);

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

    border-radius: var(--radius-md);
}

.education-degree {
    color: var(--accent-dark);

    font-size: 0.82rem;
    font-weight: 700;

    text-transform: uppercase;

    letter-spacing: 0.08em;

    margin-bottom: 7px;
}

.education-card h3 {
    font-size: 1.4rem;

    margin-bottom: 6px;
}

.education-card p:last-child {
    color: var(--text-secondary);
}

.education-meta {
    display: flex;
    flex-direction: column;

    align-items: flex-end;

    white-space: nowrap;
}

.education-meta strong {
    font-size: 1.2rem;
}

.education-meta span {
    color: var(--text-muted);

    font-size: 0.8rem;
}


/* =========================================================
   CONTACT
   ========================================================= */

.contact-section {
    text-align: center;
}

.contact-content {
    max-width: 700px;

    margin-inline: auto;
}

.contact-content h2 {
    font-size: clamp(2.4rem, 5vw, 4rem);

    line-height: 1.1;

    letter-spacing: -0.05em;

    margin-bottom: 20px;
}

.contact-content > p {
    color: var(--text-secondary);

    font-size: 1.05rem;

    margin-bottom: 30px;
}

.contact-links {
    display: flex;

    justify-content: center;

    flex-wrap: wrap;

    gap: 20px;

    margin-top: 28px;
}

.contact-links a {
    color: var(--text-secondary);

    font-size: 0.88rem;

    transition: color var(--transition);
}

.contact-links a:hover {
    color: var(--accent-dark);
}


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

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

.site-footer {
    padding: 60px 0 24px;
    background: #faf9fc;
    border-top: 1px solid var(--border);
}

.footer-main {
    display: grid;

    grid-template-columns:
        1.5fr
        1fr
        1fr;

    gap: 50px;

    padding-bottom: 45px;
}

.footer-brand p {
    max-width: 300px;

    margin-top: 14px;

    color: var(--text-secondary);

    font-size: 0.9rem;

    line-height: 1.6;
}

.footer-contact,
.footer-socials {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact a,
.footer-socials a {
    width: fit-content;

    color: var(--text-secondary);

    font-size: 0.88rem;

    transition: color var(--transition);
}

.footer-contact a:hover,
.footer-socials a:hover {
    color: var(--accent-dark);
}

.footer-bottom {
    display: flex;

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

    gap: 20px;

    padding-top: 22px;

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

    color: var(--text-muted);

    font-size: 0.78rem;
}

.back-to-top {
    color: var(--text-secondary);

    transition: color var(--transition);
}

.back-to-top:hover {
    color: var(--accent-dark);
}


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

@media (max-width: 768px) {

    .footer-main {
        grid-template-columns: 1fr;
        gap: 30px;
        padding-bottom: 35px;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

}


/* =========================================================
   FOCUS STATES
   ========================================================= */

a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--accent-soft);

    outline-offset: 4px;
}


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

@media (max-width: 900px) {

    .hero-content {
        max-width: 760px;
    }

    .hero-description {
        margin-inline: auto;
    }

    .hero-actions,
    .social-links {
        justify-content: center;
    }

    .about-grid {
        grid-template-columns: 1fr;

        gap: 45px;

        text-align: center;
    }

    .about-image-wrapper {
        order: -1;
    }

    .about-image-border {
        width: 230px;
    }

    .about-text {
        margin-inline: auto;
    }

    .about-facts {
        text-align: left;
    }

    .experience-header {
        flex-direction: column;
    }

    .experience-meta {
        align-items: flex-start;
    }

}


@media (max-width: 768px) {

    .section {
        padding: 80px 0;
    }

    .container {
        width: min(
            calc(100% - 32px),
            var(--max-width)
        );
    }

    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: absolute;

        top: 76px;
        left: 16px;
        right: 16px;

        display: none;

        flex-direction: column;

        align-items: stretch;

        gap: 0;

        padding: 12px;

        background: var(--surface);

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

        border-radius: var(--radius-md);

        box-shadow: var(--shadow-md);
    }

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

    .nav-links > a {
        padding: 13px 12px;
    }

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

    .education-card {
        flex-direction: column;

        align-items: flex-start;
    }

    .education-meta {
        align-items: flex-start;
    }

    .footer-content {
        flex-direction: column;

        text-align: center;
    }

}


@media (max-width: 480px) {

    .hero h1 {
        font-size: 3rem;
    }

    .hero h2 {
        font-size: 1.25rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .about-image-border {
        width: 200px;
    }

    .experience-card {
        padding: 24px;
    }

    .project-content {
        padding: 24px;
    }

    .about-facts {
        grid-template-columns: 1fr;
    }

    .fact:nth-child(odd) {
        padding-right: 0;
    }

}