/* -----------------------------------------------------------
   GLOBAL DESIGN SYSTEM
   Fonts: Inter (UI), JetBrains Mono (developer accent)
   Colors: Clean engineering palette
----------------------------------------------------------- */

html {
    scroll-behavior: smooth;
}

:root {
    --color-primary: #1E88E5;
    --color-primary-dark: #0D47A1;
    --color-bg: #F5F7FA;
    --color-surface: #FFFFFF;
    --color-text: #1A1A1A;
    --color-text-light: #4A4A4A;
    --color-accent: #FFC107;

    --max-width: 1100px;
}

/* -----------------------------------------------------------
   GLOBAL RESET
----------------------------------------------------------- */

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
}

/* -----------------------------------------------------------
   LAYOUT HELPERS
----------------------------------------------------------- */

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

/* -----------------------------------------------------------
   NAVBAR
----------------------------------------------------------- */

.navbar {
    background: var(--color-surface);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 0;
}

.navbar-logo {
    font-family: 'JetBrains Mono', monospace;
    font-size: 22px;
    font-weight: 600;
    color: var(--color-primary-dark);
}

.navbar-links a {
    margin-left: 24px;
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-text);
    transition: color 0.2s;
}

.navbar-links a:hover {
    color: var(--color-primary);
}

.navbar-links a.active {
    color: var(--color-primary-dark);
    font-weight: 600;
}

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

.hero {
    background: linear-gradient(180deg, #F5F7FA 0%, #FFFFFF 100%);
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.hero-text h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
}

.hero-text p {
    font-size: 18px;
    color: var(--color-text-light);
    margin-bottom: 30px;
}

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

.hero-placeholder {
    width: 360px;
    height: 240px;
    background: #E0E4EA;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-text-light);
}

/* -----------------------------------------------------------
   BUTTONS
----------------------------------------------------------- */

.btn {
    padding: 12px 24px;
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    text-decoration: none;
    font-size: 15px;
    transition: background 0.2s, color 0.2s;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
}

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

.btn-secondary {
    background: white;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: white;
}

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

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 40px;
}

.project-card {
    background: var(--color-surface);
    padding: 24px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s;
}

.project-card:hover {
    transform: translateY(-4px);
}

.project-card h3 {
    font-family: 'JetBrains Mono', monospace;
    margin: 16px 0 10px;
}

.project-card p {
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.project-tags span {
    display: inline-block;
    background: #E8EEF5;
    padding: 4px 10px;
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    margin-right: 6px;
    margin-bottom: 6px;
}

.project-link {
    display: inline-block;
    margin-top: 10px;
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-primary);
    text-decoration: none;
}

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

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

.skills-tags {
    margin-top: 20px;
}

.skills-tags span {
    display: inline-block;
    background: #E8EEF5;
    padding: 6px 12px;
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    margin: 6px;
}

/* -----------------------------------------------------------
   ABOUT TEASER
----------------------------------------------------------- */

.about-content {
    display: flex;
    align-items: center;
    gap: 40px;
}

.about-placeholder {
    width: 180px;
    height: 180px;
    background: #E0E4EA;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-text-light);
}

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

.contact-links {
    margin: 20px 0;
}

.contact-links a {
    margin-right: 20px;
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-primary);
    text-decoration: none;
}

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

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

.footer {
    background: var(--color-surface);
    padding: 20px 0;
    text-align: center;
    color: var(--color-text-light);
    font-size: 14px;
}

.project-layout {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.project-main {
    flex: 2;
}

.project-side {
    flex: 1;
}

.project-list {
    margin-top: 10px;
    margin-bottom: 20px;
    padding-left: 20px;
}

.project-list li {
    margin-bottom: 6px;
}

.project-image-large {
    margin-bottom: 20px;
}

.code-block {
    background: #1E1E1E;
    color: #F5F5F5;
    padding: 12px 16px;
    border-radius: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    overflow-x: auto;
}

.about-layout {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.about-photo-large {
    flex: 1;
}

.about-text-full {
    flex: 2;
}

.about-photo-large .about-placeholder {
    width: 240px;
    height: 240px;
    background: #E0E4EA;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-text-light);
    margin-bottom: 20px;
}

.contact-layout {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.contact-info {
    flex: 2;
}

.contact-visual {
    flex: 1;
}

.contact-placeholder {
    width: 240px;
    height: 240px;
    background: #E0E4EA;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-text-light);
}

.contact-links-large {
    margin: 20px 0;
}

.contact-item {
    display: block;
    margin-bottom: 12px;
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-primary);
    text-decoration: none;
}

.contact-item:hover {
    color: var(--color-primary-dark);
}

.contact-label {
    font-weight: 600;
    margin-right: 6px;
}

.project-image img,
.project-image-large {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
    object-fit: cover;
}

.hero-image {
    width: 360px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.about-photo-img {
    width: 240px;
    height: 240px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.fade-in {
    opacity: 0;
    transform: translateY(10px);
    animation: fadeIn 0.6s ease forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.about-text,
.about-text-full {
    margin-bottom: 24px;
    /* gives breathing room before the button */
}

.about-teaser .btn,
.about-text-full .btn {
    margin-top: 16px;
    /* ensures button never touches text */
    display: inline-block;
}

.contact-illustration {
    width: 100%;
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
}

.contact-image {
    width: 100%;
    max-width: 700px;
    border-radius: 10px;
    display: block;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.icon-wrapper {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: #1E88E5;
    /* your primary blue */
    transition: background 0.3s ease, transform 0.2s ease;
}

.icon {
    width: 22px;
    height: 22px;
    fill: #fff;
}

.icon-wrapper:hover {
    background: #1565C0;
    /* darker blue */
    transform: translateY(-3px);
}

.icon-wrapper.email {
    background: #1E88E5;
}

.icon-wrapper.github {
    background: #1565C0;
}

.icon-wrapper.linkedin {
    background: #1E88E5;
}



/* -----------------------------------------------------------
   RESPONSIVE DESIGN — FIXED ABOUT & CONTACT TEXT ALIGNMENT
----------------------------------------------------------- */

/* TABLET BREAKPOINT */
@media (max-width: 900px) {

    .container {
        padding: 0 16px;
    }

    /* Navbar */
    .navbar-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .navbar-links a {
        margin-left: 0;
        margin-right: 16px;
    }

    /* Hero section */
    .hero-content {
        flex-direction: column;
        text-align: center;
    }

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

    .hero-image,
    .hero-placeholder {
        width: 100%;
        max-width: 420px;
    }

    /* Projects grid */
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* ABOUT PAGE FIX */
    .about-layout {
        flex-direction: column;
        align-items: center;
    }

    .about-photo-img,
    .about-placeholder {
        margin: 0 auto;
    }

    .about-text-full {
        text-align: left;
        /* FIX: readable paragraphs */
        width: 100%;
        /* FIX: full width on mobile */
        margin-top: 20px;
    }

    /* CONTACT PAGE FIX */
    .contact-layout {
        flex-direction: column;
        align-items: center;
    }

    .contact-info {
        text-align: left;
        /* FIX: readable text */
        width: 100%;
        /* FIX: full width */
        margin-top: 20px;
    }

    .contact-links-large {
        text-align: left;
        /* FIX: left-align links */
    }

    .contact-placeholder {
        margin: 0 auto;
    }

    /* HOMEPAGE ABOUT TEASER FIX */
    .about-teaser .about-content {
        flex-direction: column;
        align-items: center;
        text-align: left;
        /* FIX: readable text */
    }

    .about-teaser .about-text {
        width: 100%;
        /* FIX: full width text */
        margin-top: 20px;
    }

    .about-teaser .about-placeholder {
        margin: 0 auto;
        /* center the photo */
    }

    .about-teaser .btn {
        display: inline-block;
        margin-top: 20px;
    }

    /* PROJECT DETAIL PAGE FIX */
    .project-layout {
        flex-direction: column;
        align-items: center;
        /* center screenshot */
    }

    .project-main {
        width: 100%;
        /* full width text */
        text-align: left;
        /* readable paragraphs */
        margin-top: 20px;
    }

    .project-side {
        width: 100%;
        /* full width meta section */
        text-align: left;
        margin-top: 20px;
    }

    .project-image-large {
        width: 100%;
        max-width: 420px;
        /* keep screenshot reasonable */
        margin: 0 auto 20px auto;
        /* center screenshot */
    }

    .project-meta h3 {
        margin-top: 20px;
    }

    .project-meta p {
        margin-bottom: 10px;
    }

    /* HOMEPAGE CONTACT TEASER FIX */
    .contact-teaser .container {
        text-align: left;
    }

    .contact-teaser .contact-links {
        text-align: left;
    }

    .contact-teaser .btn {
        display: inline-block;
        margin-top: 20px;
    }

    .contact-teaser {
        display: flex;
        flex-direction: column;
        align-items: center;
    }


}

/* MOBILE BREAKPOINT */
@media (max-width: 600px) {

    .section {
        padding: 50px 0;
    }

    /* Hero text */
    .hero-text h1 {
        font-size: 32px;
    }

    .hero-text p {
        font-size: 16px;
    }

    /* Projects grid becomes 1 column */
    .projects-grid {
        grid-template-columns: 1fr;
    }

    /* Buttons */
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    /* Project page layout */
    .project-layout {
        flex-direction: column;
    }

    .project-image-large {
        margin-bottom: 20px;
    }

    /* Contact links */
    .contact-item {
        font-size: 14px;
    }

    /* PROJECT DETAIL PAGE — MOBILE TWEAKS */
    .project-main h2 {
        font-size: 22px;
    }

    .project-main p,
    .project-list li {
        font-size: 15px;
    }

    .project-meta h3 {
        font-size: 18px;
    }

    .project-meta p {
        font-size: 15px;
    }

    .about-text,
    .about-text-full {
        margin-bottom: 28px;
        /* extra spacing for small screens */
    }

    .about-teaser .btn,
    .about-text-full .btn {
        margin-top: 20px;
    }

    .contact-image {
        max-width: 100%;
        margin-bottom: 20px;
    }

}