/* ---------- BASE ---------- */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #0b0d10;
    color: #f4f4f4;
    line-height: 1.6;
}

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

img {
    max-width: 100%;
}


/* ---------- NAVIGATION ---------- */

.navbar {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 32px;

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

.logo {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 2px;
}

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

    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-links a {
    color: #b8bec7;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

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


/* ---------- HERO ---------- */

.hero {
    max-width: 1200px;
    min-height: 78vh;
    margin: 0 auto;
    padding: 120px 32px 100px;

    display: flex;
    flex-direction: column;
    justify-content: center;
}

.eyebrow,
.section-label {
    margin-bottom: 12px;

    color: #70a5ff;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 3px;
}

.hero h1 {
    margin: 0;

    font-size: clamp(4rem, 10vw, 8rem);
    line-height: 0.95;
    letter-spacing: -5px;
}

.hero h2 {
    max-width: 850px;
    margin: 28px 0 16px;

    color: #b8bec7;
    font-size: clamp(1.7rem, 4vw, 3rem);
    line-height: 1.15;
    font-weight: 400;
}

.hero-text {
    max-width: 680px;
    margin-bottom: 32px;

    color: #9299a3;
    font-size: 1.05rem;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.button {
    display: inline-block;

    padding: 12px 20px;
    border: 1px solid #303640;
    border-radius: 7px;

    font-size: 0.9rem;
    transition: 0.2s ease;
}

.button.primary {
    border-color: #70a5ff;
    background: #70a5ff;
    color: #08101d;
}

.button.secondary:hover {
    border-color: #70a5ff;
}

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


/* ---------- GENERAL SECTIONS ---------- */

.section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 32px;
}

.section > h2 {
    margin: 0 0 40px;

    font-size: clamp(2.3rem, 5vw, 4rem);
    line-height: 1.05;
    letter-spacing: -2px;
}

.section-intro {
    max-width: 800px;

    color: #a5abb4;
    font-size: 1.15rem;
}


/* ---------- PROJECTS ---------- */

.project-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.project-card {
    padding: 32px;

    background: #11151a;
    border: 1px solid #252a31;
    border-radius: 12px;
}

.project-card.featured {
    border-color: #3d5375;
}

.project-card.wide {
    grid-column: 1 / -1;
}

.project-number {
    margin: 0 0 30px;

    color: #59616d;
    font-size: 0.8rem;
    font-weight: 700;
}

.project-card h3 {
    margin: 0 0 14px;

    font-size: 1.6rem;
    line-height: 1.2;
}

.project-card > p:not(.project-number):not(.project-subtitle) {
    color: #a0a6af;
}

.project-subtitle {
    margin-top: -5px;
    color: #70a5ff;
    font-size: 0.9rem;
}

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

    margin-top: 26px;
}

.tags span {
    padding: 5px 9px;

    background: #181d24;
    border: 1px solid #2b313a;
    border-radius: 5px;

    color: #aeb5bf;
    font-size: 0.75rem;
}

.project-link {
    display: inline-block;
    margin-top: 28px;

    color: #70a5ff;
    font-weight: 700;
}

.project-link:hover {
    text-decoration: underline;
}


/* ---------- SKILLS ---------- */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.skills-grid > div {
    padding: 28px;

    background: #11151a;
    border: 1px solid #252a31;
    border-radius: 12px;
}

.skills-grid h3 {
    margin-top: 0;
}

.skills-grid p {
    margin-bottom: 0;
    color: #9da4ae;
}


/* ---------- CONTACT ---------- */

.contact {
    padding-bottom: 130px;
}

.contact > p:not(.section-label) {
    max-width: 600px;
    color: #a5abb4;
}

.contact-links {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;

    margin-top: 30px;
}

.contact-links a {
    color: #70a5ff;
    font-weight: 700;
}


/* ==========================================================
   DATABASE / DETAILED PROJECT PAGES
   ========================================================== */


/* ---------- PROJECT HERO ---------- */

.project-hero {
    max-width: 1200px;
    margin: 0 auto;
    padding: 110px 32px 80px;
}

.project-hero h1 {
    max-width: 1000px;
    margin: 0;

    font-size: clamp(3.5rem, 8vw, 7rem);
    line-height: 0.98;
    letter-spacing: -4px;
}

.project-hero-text {
    max-width: 800px;
    margin: 30px 0 0;

    color: #a5abb4;
    font-size: 1.15rem;
}

.project-hero-tags {
    max-width: 850px;
    margin-top: 30px;
}

.project-hero .hero-buttons {
    margin-top: 34px;
}


/* ---------- PROJECT SECTIONS ---------- */

.project-section {
    border-top: 1px solid #1d2229;
}

.project-section > .section-intro + .section-intro {
    margin-top: 18px;
}

.project-navigation {
    border-top: 1px solid #1d2229;
}


/* ---------- LARGE PROJECT IMAGES ---------- */

.project-image-panel {
    width: 100%;
    margin-top: 42px;
    padding: 20px;

    overflow: hidden;

    background: #11151a;
    border: 1px solid #252a31;
    border-radius: 12px;
}

.project-image-panel a {
    display: block;
}

.project-image {
    display: block;
    width: 100%;
    height: auto;

    border-radius: 7px;

    transition:
        transform 0.2s ease,
        opacity 0.2s ease;
}

.project-image-panel a:hover .project-image {
    transform: scale(1.005);
    opacity: 0.92;
}

.image-caption {
    max-width: 850px;
    margin: 16px 0 0;

    color: #727b87;
    font-size: 0.85rem;
}


/* ---------- DATABASE FEATURE GRID ---------- */

.database-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;

    margin-top: 42px;
}

.database-feature-grid .project-card {
    height: 100%;
}

.database-feature-grid .project-card h3 {
    font-size: 1.35rem;
}


/* ---------- SQL CODE ---------- */

.code-example {
    margin-top: 32px;

    overflow: hidden;

    background: #080a0d;
    border: 1px solid #252a31;
    border-radius: 12px;
}

.code-example pre {
    margin: 0;
    padding: 28px;

    overflow-x: auto;
}

.code-example code {
    font-family:
        "SFMono-Regular",
        Consolas,
        "Liberation Mono",
        Menlo,
        monospace;

    color: #c7d4e8;
    font-size: 0.9rem;
    line-height: 1.7;

    white-space: pre;
}


/* ---------- QUERY EXAMPLES ---------- */

.query-example {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 30px;
    align-items: start;

    margin-top: 42px;
    padding: 32px;

    background: #11151a;
    border: 1px solid #252a31;
    border-radius: 12px;
}

.query-description h3 {
    margin: 0 0 14px;

    font-size: 1.55rem;
}

.query-description > p:not(.project-number) {
    color: #a0a6af;
}

.query-example .project-number {
    margin-bottom: 16px;
}

.query-example .code-example {
    margin-top: 0;
}


/* ---------- DATABASE SCREENSHOT GALLERY ---------- */

.database-gallery {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;

    margin-top: 42px;
}

.database-gallery figure {
    margin: 0;
    padding: 14px;

    overflow: hidden;

    background: #11151a;
    border: 1px solid #252a31;
    border-radius: 12px;
}

.database-gallery a {
    display: block;
    overflow: hidden;

    background: #ffffff;
    border-radius: 7px;
}

.database-gallery img {
    display: block;
    width: 100%;
    height: auto;

    transition:
        transform 0.2s ease,
        opacity 0.2s ease;
}

.database-gallery a:hover img {
    transform: scale(1.01);
    opacity: 0.93;
}

.database-gallery figcaption {
    padding: 16px 4px 4px;

    color: #9299a3;
    font-size: 0.88rem;
}


/* ---------- PROJECT HIGHLIGHT ---------- */

.project-highlight {
    margin-top: 42px;
    padding: 36px;

    background: #10161e;
    border: 1px solid #3d5375;
    border-radius: 12px;
}

.project-highlight .project-number {
    margin-bottom: 14px;
    color: #70a5ff;
}

.project-highlight h3 {
    margin: 0 0 14px;

    font-size: 1.7rem;
}

.project-highlight > p:not(.project-number) {
    max-width: 800px;

    color: #a5abb4;
}

.project-highlight .hero-buttons {
    margin-top: 28px;
}


/* ---------- LARGE TAG COLLECTION ---------- */

.large-tags {
    max-width: 950px;
    margin-top: 34px;
}

.large-tags span {
    padding: 8px 12px;
    font-size: 0.82rem;
}


/* ---------- FOOTER ---------- */

footer {
    max-width: 1200px;
    margin: 0 auto;
    padding: 25px 32px 40px;

    border-top: 1px solid #252a31;

    color: #69717d;
    font-size: 0.8rem;
}


/* ---------- TABLET ---------- */

@media (max-width: 900px) {

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

    .query-example {
        grid-template-columns: 1fr;
    }
}


/* ---------- MOBILE ---------- */

@media (max-width: 750px) {

    .navbar {
        padding: 20px;
    }

    .nav-links {
        display: none;
    }


    /* Homepage hero */

    .hero {
        min-height: auto;
        padding: 100px 20px 80px;
    }

    .hero h1 {
        letter-spacing: -3px;
    }


    /* Detailed project hero */

    .project-hero {
        padding: 90px 20px 65px;
    }

    .project-hero h1 {
        font-size: clamp(3rem, 15vw, 5rem);
        letter-spacing: -3px;
    }

    .project-hero-text {
        font-size: 1rem;
    }


    /* Sections */

    .section {
        padding: 75px 20px;
    }


    /* Homepage grids */

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

    .project-card.wide {
        grid-column: auto;
    }


    /* Database grids */

    .database-feature-grid,
    .database-gallery {
        grid-template-columns: 1fr;
    }


    /* Images */

    .project-image-panel {
        padding: 8px;
    }


    /* SQL */

    .query-example {
        padding: 20px;
    }

    .code-example pre {
        padding: 20px;
    }

    .code-example code {
        font-size: 0.78rem;
    }


    /* Highlight */

    .project-highlight {
        padding: 26px 22px;
    }


    /* Footer */

    footer {
        padding-left: 20px;
        padding-right: 20px;
    }
}

/* ---------- PROJECT VIDEO ---------- */

.project-video-panel {
    margin-top: 40px;
    padding: 12px;

    background: #11151a;
    border: 1px solid #252a31;
    border-radius: 12px;
}

.project-video {
    display: block;
    width: 100%;
    height: auto;

    border-radius: 7px;
    background: #000;
}