/* ===== GOOGLE FONTS ===== */
@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=Syne:wght@400;600;700;800&display=swap');

/* ===== CSS VARIABLES ===== */
:root {
    --bg:        #080c10;
    --bg-card:   #0e1621;
    --bg-nav:    rgba(8, 12, 16, 0.85);
    --accent:    #00e5a0;
    --accent-dim:#00e5a020;
    --red:       #ff4444;
    --text:      #e8edf2;
    --text-dim:  #6b7e91;
    --border:    #1a2535;
    --glow:      0 0 24px #00e5a040;
}

/* ===== RESET ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Syne', sans-serif;
    line-height: 1.6;
    min-height: 100vh;

    /* subtle grid texture */
    background-image:
        linear-gradient(rgba(0,229,160,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,229,160,0.03) 1px, transparent 1px);
    background-size: 40px 40px;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(28px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes glowPulse {
    0%, 100% { box-shadow: 0 0 16px #00e5a030; }
    50%       { box-shadow: 0 0 36px #00e5a070; }
}

@keyframes scanline {
    0%   { transform: translateY(-100%); }
    100% { transform: translateY(100vh); }
}

/* ===== NAVBAR ===== */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: var(--bg-nav);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}

nav ul {
    display: flex;
    justify-content: center;
    align-items: center;
    list-style: none;
    padding: 0;
    gap: 0;
}

nav ul li a {
    display: block;
    padding: 18px 28px;
    color: var(--text-dim);
    text-decoration: none;
    font-family: 'Space Mono', monospace;
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    transition: color 0.25s ease, background 0.25s ease;
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

nav ul li a:hover {
    color: var(--accent);
    background: var(--accent-dim);
}

nav ul li a:hover::after,
nav ul li a.active::after {
    width: 100%;
}

nav ul li a.active {
    color: var(--accent);
}

/* ===== HERO PAGE ===== */
.suma {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 100px 10% 60px;
    position: relative;
    overflow: hidden;
}

/* Glow orb behind hero */
.suma::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, #00e5a015 0%, transparent 70%);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.suma .tag {
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--accent);
    text-transform: uppercase;
    border: 1px solid var(--accent);
    padding: 5px 16px;
    border-radius: 2px;
    margin-bottom: 28px;
    display: inline-block;
    animation: fadeUp 0.5s ease both;
    animation-delay: 0.1s;
}

.suma h1 {
    font-size: clamp(2.8rem, 6vw, 5rem);
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 18px;
    color: var(--text);
    animation: fadeUp 0.6s ease both;
    animation-delay: 0.25s;
}

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

.suma h2 {
    font-family: 'Space Mono', monospace;
    font-size: clamp(0.8rem, 1.5vw, 1rem);
    color: var(--text-dim);
    font-weight: 400;
    letter-spacing: 0.06em;
    margin-bottom: 40px;
    animation: fadeUp 0.6s ease both;
    animation-delay: 0.4s;
}

.suma p {
    font-size: 1.05rem;
    color: var(--text-dim);
    max-width: 520px;
    animation: fadeUp 0.6s ease both;
    animation-delay: 0.55s;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-top: 40px;
    animation: fadeUp 0.6s ease both;
    animation-delay: 0.7s;
}

/* ===== BUTTONS ===== */
.btn {
    font-family: 'Space Mono', monospace;
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    padding: 13px 28px;
    border-radius: 3px;
    font-weight: 700;
    transition: all 0.25s ease;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    box-shadow: var(--glow);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
}

.btn-outline:hover {
    background: var(--accent-dim);
    transform: translateY(-2px);
}

/* ===== SHARED PAGE SECTION ===== */
.page-section {
    min-height: 100vh;
    padding: 130px 10% 80px;
}

/* ===== SECTION HEADING ===== */
.section-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 10px;
    display: block;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--text);
    margin-bottom: 14px;
    width: fit-content;
}

.section-line {
    width: 60px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
    margin-bottom: 56px;
}

/* ===== ABOUT PAGE ===== */
.about-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.about-body p {
    color: var(--text-dim);
    font-size: 1rem;
    line-height: 1.9;
    margin-bottom: 18px;
}

.about-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 32px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.about-card:hover {
    border-color: var(--accent);
    box-shadow: var(--glow);
}

.about-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.about-card ul li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-dim);
    border-bottom: 1px solid var(--border);
    padding-bottom: 14px;
}

.about-card ul li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.about-card ul li .li-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.72rem;
    color: var(--accent);
    letter-spacing: 0.08em;
    min-width: 90px;
}

/* ===== SKILLS PAGE ===== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.skill-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 32px 28px;
    transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px;
    height: 0;
    background: var(--accent);
    transition: height 0.4s ease;
}

.skill-card:hover {
    border-color: var(--accent);
    transform: translateY(-6px);
    box-shadow: var(--glow);
}

.skill-card:hover::before {
    height: 100%;
}

.skill-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 10px;
}

.skill-card p {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.7;
}

.skill-num {
    font-family: 'Space Mono', monospace;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-dim);
    margin-bottom: 16px;
    display: block;
    color: #00e5a018;
}

/* ===== PROJECTS PAGE ===== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 28px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    border-color: var(--accent);
    transform: translateY(-6px);
    box-shadow: var(--glow);
}

.project-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    filter: grayscale(30%);
    transition: filter 0.4s ease;
}

.project-card:hover img {
    filter: grayscale(0%);
}

.project-info {
    padding: 24px;
}

.project-info h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 10px;
}

.project-info p {
    font-size: 0.88rem;
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 18px;
}

.project-links {
    display: flex;
    gap: 12px;
}

.project-links a {
    font-family: 'Space Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    text-decoration: none;
    border: 1px solid var(--accent);
    padding: 7px 16px;
    border-radius: 3px;
    transition: background 0.25s ease, color 0.25s ease;
}

.project-links a:hover {
    background: var(--accent);
    color: var(--bg);
}

/* ===== CONTACT PAGE ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 48px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: border-color 0.3s ease, transform 0.3s ease;
}

.contact-item:hover {
    border-color: var(--accent);
    transform: translateX(6px);
}

.contact-item .ci-icon {
    font-size: 1.4rem;
    flex-shrink: 0;
}

.contact-item h4 {
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 0.88rem;
    color: var(--text-dim);
}

/* Contact Form */
.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 36px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dim);
}

.contact-form input,
.contact-form textarea {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 13px 16px;
    color: var(--text);
    font-family: 'Syne', sans-serif;
    font-size: 0.92rem;
    outline: none;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
    resize: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px #00e5a015;
}

.contact-form button {
    font-family: 'Space Mono', monospace;
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: var(--accent);
    color: var(--bg);
    border: none;
    border-radius: 3px;
    padding: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.contact-form button:hover {
    box-shadow: var(--glow);
    transform: translateY(-2px);
}

.email-link {
    display: inline-block;
    margin-top: 24px;
    font-family: 'Space Mono', monospace;
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid var(--accent);
    padding-bottom: 2px;
    transition: opacity 0.25s;
}

.email-link:hover {
    opacity: 0.7;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .about-body,
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    nav ul {
        gap: 0;
        flex-wrap: wrap;
        justify-content: center;
    }

    nav ul li a {
        padding: 12px 14px;
        font-size: 0.68rem;
    }

    .page-section {
        padding: 110px 6% 60px;
    }

    .suma {
        padding: 100px 6% 60px;
    }

    .suma h1 {
        font-size: 2.2rem;
    }

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

    .contact-form {
        padding: 24px;
    }

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