:root {
    --primary: #20d6f3;
    --dark: #070d2c;
    --bg: #060b29;
    --card: #ffffff;
    --text: #f4f7ff;
    --muted: #b8c4e5;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(32, 214, 243, 0.2);
    --glow-primary: rgba(32, 214, 243, 0.4);
}

body.dark {
    --bg: #090f30;
    --card: #142044;
    --text: #f8fafc;
    --muted: #9fb0de;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Outfit", sans-serif;
}

body {
    background: radial-gradient(circle at 20% 20%, #121a4f 0%, var(--bg) 55%, #050924 100%);
    color: var(--text);
    scroll-behavior: smooth;
}

/* ===== CONTENT ===== */
.container {
    max-width: 1280px;
    margin: auto;
}

.home {
    padding: calc(90px + 2rem) 50px 110px;
}

@media (max-width: 900px) {
    .home {
        padding: calc(70px + 1rem) 20px 60px;
    }
}

.intro-head {
    max-width: 820px;
}

.intro-kicker {
    color: var(--primary);
    font-size: 1.45rem;
    font-weight: 700;
    margin-bottom: 18px;
}

.intro h1 {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(2.3rem, 7vw, 5.5rem);
    line-height: 1.07;
    color: #f1f6ff;
    margin-bottom: 16px;
    font-weight: 800;
}

.hero-role {
    color: var(--primary);
    font-size: clamp(1.75rem, 3.2vw, 3.2rem);
    font-weight: 800;
    min-height: 1.2em;
}

.home-story {
    display: grid;
    grid-template-columns: 360px 1fr;
    align-items: center;
    gap: 60px;
    margin-top: 120px;
}

.profile-circle {
    width: 360px;
    height: 360px;
    border: 5px solid var(--primary);
    border-radius: 50%;
    padding: 12px;
    flex-shrink: 0;
}

.profile img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 16px 35px rgba(0, 0, 0, 0.35);
}

.about-hero {
    max-width: 920px;
}

.about-hero p {
    color: #d4ddf3;
    font-size: 1.28rem;
    line-height: 1.65;
    margin-bottom: 22px;
    font-weight: 600;
}

.about-hero p:last-child {
    margin-bottom: 0;
}

.about-hero span {
    color: var(--primary);
}

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

.skills-section {
    padding-top: 20px;
}

.skills-section h2 {
    color: var(--primary);
    letter-spacing: 2px;
    margin-bottom: 18px;
}

.skills-intro {
    color: #d4ddf3;
    font-size: 1.22rem;
    line-height: 1.65;
    font-weight: 500;
    margin-bottom: 34px;
    max-width: 1200px;
}

.skills-chip-groups {
    display: grid;
    gap: 24px;
    margin-bottom: 30px;
}

.skills-chip-group {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 28px 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.skills-chip-group:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(32, 214, 243, 0.15);
    border-color: var(--primary);
}

.skills-chip-group h3 {
    color: #f2f7ff;
    margin-bottom: 14px;
    font-size: 1.8rem;
}

.skill-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.skill-chips span {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    border-radius: 50px;
    background: linear-gradient(135deg, #20d6f3, #1e40af);
    color: #ffffff;
    font-size: 0.98rem;
    font-weight: 700;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(32, 214, 243, 0.3);
}

.skill-chips span::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.skill-chips span:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(32, 214, 243, 0.5);
}

.skill-chips span:hover::before {
    left: 100%;
}

.skill-chips span i {
    font-size: 1rem;
}

.tech-stack-showcase {
    margin-top: 18px;
    background: linear-gradient(100deg, #090f35 0%, #0b1444 55%, #080d2f 100%);
    border-radius: 16px;
    padding: 34px 32px 30px;
}

.tech-stack-showcase h3 {
    text-align: center;
    color: #fff;
    letter-spacing: 2px;
    font-size: 2rem;
    margin-bottom: 28px;
    font-weight: 700;
}

.tech-icons {
    display: grid;
    grid-template-columns: repeat(4, minmax(110px, 1fr));
    gap: 28px;
    justify-items: center;
    margin-bottom: 26px;
}

.tech-icon-card {
    width: 140px;
    height: 140px;
    border-radius: 24px;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    display: grid;
    place-items: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    position: relative;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
}

.tech-icon-card::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%) scale(0);
    background: var(--dark);
    color: white;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.85rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.tech-icon-card:hover::before {
    transform: translateX(-50%) scale(1);
    opacity: 1;
}

.tech-icon-card:hover {
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 20px 50px var(--glow-primary);
}

.tech-icon-card i {
    font-size: 3.8rem;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
    transition: all 0.3s ease;
}

.tech-icon-card:hover i {
    filter: drop-shadow(0 0 20px currentColor);
}

.tech-icon-card.js i {
    color: #e9d84d;
}

.tech-icon-card.github i {
    color: #0f0f0f;
}

.tech-icon-card.mysql i {
    color: #17a7cf;
}

.tech-icon-card.git i {
    color: #f15b2a;
}

.tech-quote {
    max-width: 900px;
    margin: 0 auto;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    border-left: 5px solid var(--primary);
    padding: 28px 32px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    position: relative;
    overflow: hidden;
}

.tech-quote::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), #00e8ff, var(--primary));
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.tech-quote p {
    color: var(--primary);
    font-size: clamp(1.4rem, 4vw, 2.1rem);
    font-weight: 700;
    font-style: italic;
    margin-bottom: 12px;
    line-height: 1.4;
    text-shadow: 0 2px 10px rgba(32, 214, 243, 0.4);
    letter-spacing: -0.02em;
}

.tech-quote p:last-child {
    margin-bottom: 0;
}

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

.section {
    padding: 75px 50px;
}

.section h2 {
    color: #f2f7ff;
    font-size: 2rem;
    margin-bottom: 26px;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.project-card {
    background: var(--card);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0,0,0,0.22);
}

/* AUTO-FIT IMAGE */
.project-image {
    width: 100%;
    height: 200px;
    background: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: contain; /* 👈 AUTO FIT */
}

.project-card h3 {
    padding: 14px 16px 4px;
}

.nav-menu li a.active {
    color: var(--primary);
    position: relative;
}

.nav-menu li a.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
}

.project-card p {
    padding: 0 16px 16px;
    color: #4c608a;
}

/* ===== RESUME ===== */
.resume-download {
    display: inline-block;
    background: var(--primary);
    padding: 12px 20px;
    border-radius: 10px;
    color: white;
    text-decoration: none;
    font-weight: 600;
}

/* ===== CONTACT ===== */
.contact-section {
    position: relative;
}

.contact-intro {
    color: #d4ddf3;
    max-width: 720px;
    font-size: 1.15rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(220px, 1fr));
    gap: 16px;
}

.social-card {
    display: grid;
    grid-template-columns: 52px 1fr auto;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    padding: 16px 16px;
    border-radius: 14px;
    border: 1px solid rgba(100, 138, 228, 0.25);
    background: linear-gradient(120deg, rgba(9, 24, 66, 0.92), rgba(13, 36, 95, 0.72));
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.social-card:hover {
    transform: translateY(-4px);
    border-color: rgba(32, 214, 243, 0.6);
    box-shadow: 0 16px 30px rgba(5, 12, 35, 0.45);
}

.social-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    font-size: 1.45rem;
    color: #fff;
}

.social-content {
    display: grid;
}

.social-content strong {
    color: #f2f7ff;
    font-size: 1.15rem;
    line-height: 1.25;
}

.social-content small {
    color: #9eb1df;
    font-size: 0.92rem;
    margin-top: 4px;
}

.social-arrow {
    color: #9eb1df;
    font-size: 0.9rem;
}

.social-card.facebook .social-icon {
    background: linear-gradient(135deg, #2f7fff, #1b4fb8);
}

.social-card.instagram .social-icon {
    background: linear-gradient(135deg, #fe8f39, #d82a7b 55%, #6d2cdd);
}

.social-card.github .social-icon {
    background: linear-gradient(135deg, #232938, #0f1118);
}

/* ===== CERTIFICATES ===== */
.certificates {
    padding: 75px 50px;
    background: linear-gradient(135deg, rgba(32, 214, 243, 0.08) 0%, transparent 50%);
}

.certificates-title {
    color: var(--primary);
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    letter-spacing: 2px;
    font-weight: 700;
}

.certificates-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.certificate-item {
    background: linear-gradient(135deg, rgba(32, 214, 243, 0.15), rgba(10, 31, 84, 0.4));
    border: 1px solid rgba(32, 214, 243, 0.3);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text);
}

.certificate-item.full-width {
    grid-column: span 1;
    background: linear-gradient(135deg, rgba(32, 214, 243, 0.15), rgba(10, 31, 84, 0.4));
    font-size: 1.3rem;
    padding: 30px;
}

.certificate-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(32, 214, 243, 0.25);
    border-color: var(--primary);
}

.certificate-item::before {
    content: '🏆';
    display: block;
    font-size: 3rem;
    margin-bottom: 12px;
    opacity: 0.8;
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(7, 13, 44, 0.95);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal-close {
    position: absolute;
    top: 30px;
    right: 30px;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    font-size: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: grid;
    place-items: center;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.modal-image {
    max-width: 90%;
    max-height: 90%;
    border-radius: 12px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
    object-fit: contain;
}

@media (max-width: 900px) {
    .certificates {
        padding: 60px 20px;
    }
    
    .certificates-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .certificate-item {
        padding: 24px 20px;
        font-size: 1.2rem;
    }
    
    .certificate-item.full-width {
        padding: 24px 20px;
        font-size: 1.2rem;
    }
}

footer {
    text-align: center;
    padding: 24px;
    background: var(--dark);
    color: white;
}

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

@media (max-width: 900px) {
    .intro-kicker {
        font-size: 1.05rem;
    }

    .home-story {
        grid-template-columns: 1fr;
        margin-top: 50px;
        gap: 28px;
        justify-items: center;
    }

    .profile-circle {
        width: 260px;
        height: 260px;
        padding: 8px;
    }

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

    .about-hero p {
        font-size: 1rem;
        margin-bottom: 14px;
    }

    .skills-intro {
        font-size: 1rem;
        margin-bottom: 22px;
    }

    .skills-chip-group {
        padding: 16px 14px;
    }

    .skills-chip-group h3 {
        font-size: 1.25rem;
    }

    .skill-chips span {
        font-size: 0.95rem;
        padding: 7px 12px;
    }

    .tech-stack-showcase {
        padding: 24px 16px;
    }

    .tech-stack-showcase h3 {
        font-size: 1.25rem;
        letter-spacing: 1px;
        margin-bottom: 18px;
    }

    .skills-chip-group {
        padding: 20px 16px;
    }

    .skill-chips span {
        font-size: 0.92rem;
        padding: 8px 14px;
    }

    .tech-icons {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .tech-icon-card {
        width: 110px;
        height: 110px;
    }

    .tech-icon-card i {
        font-size: 2.8rem;
    }

    .tech-icon-card::before {
        bottom: -35px;
        font-size: 0.8rem;
        padding: 6px 10px;
    }

    @media (max-width: 480px) {
        .tech-icons {
            grid-template-columns: 1fr;
        }
    }

    .tech-quote {
        padding: 14px 14px;
    }

    .tech-quote p {
        font-size: 1.05rem;
        line-height: 1.4;
    }

    .contact-intro {
        font-size: 1rem;
        margin-bottom: 16px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .social-card {
        grid-template-columns: 46px 1fr auto;
        padding: 14px 12px;
    }

    .social-icon {
        width: 46px;
        height: 46px;
        font-size: 1.2rem;
    }

    .social-content strong {
        font-size: 1rem;
    }

    .social-content small {
        font-size: 0.82rem;
    }

    .section {
        padding: 60px 20px;
    }
}

.home.home-hero {
    position: relative;
    min-height: 100vh;
    display: grid;
    place-items: center;
    overflow: hidden;
}

.home-stars {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(2px 2px at 20% 30%, rgba(255,255,255,.75), transparent 60%),
        radial-gradient(2px 2px at 80% 20%, rgba(255,255,255,.7), transparent 60%),
        radial-gradient(1.5px 1.5px at 70% 75%, rgba(255,255,255,.6), transparent 60%),
        radial-gradient(1.5px 1.5px at 35% 65%, rgba(255,255,255,.6), transparent 60%),
        radial-gradient(2px 2px at 55% 45%, rgba(255,255,255,.55), transparent 60%);
    opacity: .35;
    animation: starFloat 14s linear infinite alternate;
    pointer-events: none;
}

@keyframes starFloat {
    from { transform: translateY(0); }
    to   { transform: translateY(-18px); }
}

.hero-center {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 980px;
    margin-inline: auto;
    padding: 2rem 1rem;
}

.hero-mini-name {
    letter-spacing: .2em;
    opacity: .75;
    margin-top: .25rem;
    margin-bottom: 1rem;
    font-size: .95rem;
}

.hero-desc {
    max-width: 760px;
    margin: 1rem auto 0;
    opacity: .85;
    line-height: 1.6;
}

.hero-actions {
    margin-top: 1.6rem;
    display: flex;
    gap: .9rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-btn {
    padding: .8rem 1.2rem;
    border: 2px solid #23d5ff;
    text-decoration: none;
    font-weight: 700;
    border-radius: 6px;
    transition: .25s ease;
}

.hero-btn-primary {
    background: rgba(35, 213, 255, .12);
    color: #eaf7ff;
}

.hero-btn-primary:hover {
    background: rgba(35, 213, 255, .25);
    transform: translateY(-2px);
}

.hero-btn-outline {
    border-color: #00d08f;
    color: #dffff4;
    background: rgba(0, 208, 143, .08);
}

.hero-btn-outline:hover {
    background: rgba(0, 208, 143, .2);
    transform: translateY(-2px);
}

.hero-social {
    margin-top: 1.3rem;
    display: flex;
    justify-content: center;
    gap: 1.1rem;
}

.hero-social a {
    color: #c9d3df;
    font-size: 1.6rem;
    transition: .2s ease;
}

.hero-social a:hover {
    color: #23d5ff;
    transform: translateY(-2px);
}