/* ═══════════════════════════════════════════════════════
   Sebastian Aristizabal — Portfolio
   Dark futuristic theme · Electric blue accents
   Inspired by Wondermakers.digital
   ═══════════════════════════════════════════════════════ */

/* ── Design Tokens ──────────────────────────────────── */
:root {
    --bg: #050505;
    --surface: #0a0a0a;
    --surface-2: #111111;
    --border: rgba(255, 255, 255, 0.06);
    --accent: #00f0ff;
    --accent-rgb: 0, 240, 255;
    --accent-dim: #0077ff;
    --text: #ffffff;
    --text-dim: #888888;
    --radius: 16px;
    --font-head: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px
}

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    overflow-x: hidden
}

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

ul {
    list-style: none
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-head);
    line-height: 1.15
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem
}

/* ── Utility ────────────────────────────────────────── */
.gradient-text {
    background: linear-gradient(135deg, #fff 0%, #999 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.accent {
    color: var(--accent)
}

/* ── Ambient Orbs ───────────────────────────────────── */
.glow-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: 0;
    pointer-events: none;
    opacity: .2;
    will-change: transform;
}

.orb-1 {
    width: 650px;
    height: 650px;
    background: var(--accent);
    top: -250px;
    left: -200px
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--accent-dim);
    bottom: -150px;
    right: -150px
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: #7b2dff;
    top: 50%;
    left: 60%;
    transform: translate(-50%, -50%)
}

/* ── Glass Card ─────────────────────────────────────── */
.glass-card {
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: transform .35s cubic-bezier(.22, 1, .36, 1), border-color .35s, box-shadow .35s;
}

.glass-card:hover {
    border-color: rgba(var(--accent-rgb), .25);
    box-shadow: 0 0 40px rgba(var(--accent-rgb), .08);
}

/* ═══════════════════ NAVIGATION ═══════════════════ */
.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    padding: 1.2rem 0;
    background: rgba(5, 5, 5, .75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: padding .3s;
}

.glass-nav.scrolled {
    padding: .8rem 0
}

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

.logo {
    font-family: var(--font-head);
    font-size: 1.4rem;
    font-weight: 900;
    letter-spacing: 2px
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center
}

.nav-links a {
    font-size: .9rem;
    font-weight: 500;
    color: var(--text-dim);
    transition: color .25s
}

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

.btn-nav {
    background: rgba(var(--accent-rgb), 0.1);
    border: 1px solid var(--accent);
    padding: .55rem 1.4rem;
    border-radius: 50px;
    color: var(--text) !important;
    font-weight: 600;
    transition: all .3s ease;
    box-shadow: 0 0 15px rgba(var(--accent-rgb), 0.2);
}

.btn-nav:hover {
    background: var(--accent);
    color: #000 !important;
    box-shadow: 0 0 25px rgba(var(--accent-rgb), 0.5);
    transform: translateY(-2px);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform .3s
}

/* Language Picker */
.lang-picker {
    display: flex;
    gap: .35rem;
    margin-left: 1rem;
    padding: .3rem;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 50px;
    border: 1px solid var(--border);
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-family: var(--font-head);
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: 1px;
    padding: .35rem .65rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all .25s;
}

.lang-btn:hover {
    color: var(--text);
}

.lang-btn.active {
    background: var(--accent);
    color: #000;
    box-shadow: 0 0 12px rgba(var(--accent-rgb), .3);
}

/* ═══════════════════ HERO ═══════════════════ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 6rem;
    z-index: 1;
}

.hero-inner {
    position: relative;
    z-index: 2;
    max-width: 780px
}

.hero-tag {
    font-size: .85rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.hero-headline {
    font-size: clamp(2.8rem, 6vw, 5.2rem);
    font-weight: 900;
    letter-spacing: -2px;
    margin-bottom: 1.5rem;
}

.hero-sub {
    font-size: 1.2rem;
    color: var(--text-dim);
    max-width: 560px;
    margin-bottom: 2.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    padding: .9rem 2.2rem;
    border-radius: 50px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: .95rem;
    transition: all .3s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dim) 100%);
    color: #000;
    position: relative;
    overflow: hidden;
}

.btn-primary .btn-arrow {
    transition: transform .3s
}

.btn-primary:hover .btn-arrow {
    transform: translateX(4px)
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .25), transparent);
    transition: left .5s;
}

.btn-primary:hover::after {
    left: 100%
}

.btn-primary:hover {
    box-shadow: 0 0 30px rgba(var(--accent-rgb), .35);
    transform: translateY(-2px)
}

/* Hero grid decoration */
.hero-grid {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, .03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 60% 60% at 30% 50%, #000 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 60% 60% at 30% 50%, #000 20%, transparent 70%);
}

/* ═══════════════════ SECTION LABEL ═══════════════════ */
section {
    padding: 7rem 0;
    position: relative;
    z-index: 1
}

.section-label {
    font-size: 2.8rem;
    font-weight: 900;
    margin-bottom: 3.5rem;
    text-align: center;
}

.section-label.left {
    text-align: left
}

/* ═══════════════════ BENTO GRID ═══════════════════ */
.bento {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.bento-card {
    display: flex;
    flex-direction: column;
    transition: transform .15s ease, border-color .3s, box-shadow .3s;
    transform-style: preserve-3d;
}

.bento-wide {
    grid-column: span 1
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1.2rem
}

.bento-card h3 {
    font-size: 1.6rem;
    margin-bottom: .8rem
}

.bento-card p {
    color: var(--text-dim);
    flex: 1;
    margin-bottom: 1.2rem
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: .45rem
}

.tags li {
    padding: .35rem .9rem;
    border-radius: 50px;
    font-size: .8rem;
    font-weight: 600;
    background: rgba(var(--accent-rgb), .08);
    color: var(--accent);
    border: 1px solid rgba(var(--accent-rgb), .15);
}

/* ═══════════════════ TECH TICKER ═══════════════════ */
.ticker-section {
    padding: 2.5rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--surface);
    overflow: hidden;
    z-index: 1;
    position: relative;
}

.ticker-track {
    position: relative
}

.ticker-track::before,
.ticker-track::after {
    content: '';
    position: absolute;
    top: 0;
    width: 120px;
    height: 100%;
    z-index: 2;
}

.ticker-track::before {
    left: 0;
    background: linear-gradient(to right, var(--surface), transparent)
}

.ticker-track::after {
    right: 0;
    background: linear-gradient(to left, var(--surface), transparent)
}

.ticker {
    display: flex;
    gap: 2.5rem;
    white-space: nowrap;
    animation: scroll-ticker 25s linear infinite;
}

.ticker span {
    font-family: var(--font-head);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dim);
    transition: color .25s;
}

.ticker span:hover {
    color: var(--text)
}

@keyframes scroll-ticker {
    0% {
        transform: translateX(0)
    }

    100% {
        transform: translateX(-50%)
    }
}

/* ═══════════════════ PROJECTS ═══════════════════ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.project-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    display: block;
    text-decoration: none;
    color: var(--text);
}

.project-thumb-img {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
    object-position: top;
    display: block;
    transition: transform .5s cubic-bezier(.22, 1, .36, 1), filter .5s;
}

.project-card:hover .project-thumb-img {
    transform: scale(1.06);
    filter: brightness(1.15);
}

.project-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 1.8rem 1.5rem;
    background: linear-gradient(to top, rgba(5, 5, 5, .92) 60%, transparent);
    transform: translateY(100%);
    transition: transform .35s cubic-bezier(.22, 1, .36, 1);
}

.project-card:hover .project-info {
    transform: translateY(0);
}

.project-info h3 {
    margin-bottom: .3rem;
    font-size: 1.15rem;
}

.project-info p {
    font-size: .9rem;
    color: var(--text-dim);
}

/* ═══════════════════ UI/UX DESIGN GALLERY ═══════════════════ */
.section-sub {
    text-align: center;
    color: var(--text-dim);
    font-size: 1.1rem;
    max-width: 650px;
    margin: -2rem auto 3rem;
}

.design-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.design-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    cursor: pointer;
    transform-style: preserve-3d;
    transition: transform .15s ease, border-color .3s, box-shadow .3s;
}

.design-card img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    object-position: top;
    display: block;
    transition: transform .5s cubic-bezier(.22, 1, .36, 1), filter .5s;
}

.design-card:hover img {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.design-card:hover {
    border-color: rgba(var(--accent-rgb), .3);
    box-shadow: 0 0 30px rgba(var(--accent-rgb), .1);
}

.design-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(5, 5, 5, .95) 50%, transparent);
    transform: translateY(100%);
    transition: transform .4s cubic-bezier(.22, 1, .36, 1);
}

.design-card:hover .design-overlay {
    transform: translateY(0);
}

.design-tag {
    display: inline-block;
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent);
    margin-bottom: .5rem;
    padding: .25rem .7rem;
    border: 1px solid rgba(var(--accent-rgb), .25);
    border-radius: 50px;
    background: rgba(var(--accent-rgb), .08);
}

.design-overlay h3 {
    font-size: 1.1rem;
    margin-bottom: .3rem;
}

.design-overlay p {
    font-size: .85rem;
    color: var(--text-dim);
}

.more-projects-card {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
    text-align: center;
    padding: 3rem;
    min-height: 250px;
    border: 1px dashed rgba(255, 255, 255, 0.15);
}

.more-content {
    transition: transform 0.3s;
}

.project-card:hover .more-content {
    transform: scale(1.05);
}

.more-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.more-projects-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.more-projects-card p {
    color: var(--text-dim);
    font-size: 0.95rem;
}

/* ═══════════════════ TIMELINE ═══════════════════ */
.timeline {
    max-width: 750px;
    margin: 0 auto;
    position: relative
}

.timeline::before {
    content: '';
    position: absolute;
    left: 16px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent), var(--border));
}

.tl-item {
    position: relative;
    padding-left: 55px;
    margin-bottom: 3rem
}

.tl-dot {
    position: absolute;
    left: 8px;
    top: 8px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 16px rgba(var(--accent-rgb), .5);
}

.tl-date {
    display: inline-block;
    font-family: var(--font-head);
    font-weight: 700;
    color: var(--accent);
    margin-bottom: .6rem;
    font-size: .95rem;
}

.tl-body h3 {
    font-size: 1.35rem;
    margin-bottom: .4rem
}

.tl-body h4 {
    font-weight: 400;
    color: var(--text-dim);
    margin-bottom: .8rem
}

.tl-body p {
    color: var(--text-dim)
}

/* ═══════════════════ ABOUT / BEYOND ═══════════════════ */
.about-section {
    overflow: hidden
}

.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-lead {
    font-size: 1.25rem;
    margin-bottom: 1.2rem
}

.about-text p {
    color: var(--text-dim);
    margin-bottom: 1rem
}

.about-text strong {
    color: var(--text)
}

.stat-row {
    display: flex;
    gap: 2.5rem;
    margin-top: 2rem
}

.stat {
    text-align: center
}

.stat-num {
    display: block;
    font-family: var(--font-head);
    font-size: 2.8rem;
    font-weight: 900;
    color: var(--accent);
}

.stat-lbl {
    font-size: .85rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center
}

.visual-box {
    position: relative;
    width: 280px;
    height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-icon {
    font-size: 5rem;
    position: relative;
    z-index: 2;
    animation: float 4s ease-in-out infinite
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0)
    }

    50% {
        transform: translateY(-14px)
    }
}

.pulse-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px solid rgba(var(--accent-rgb), .2);
    animation: pulse-grow 3s ease-out infinite;
}

.pulse-ring::before {
    content: '';
    position: absolute;
    inset: 20px;
    border-radius: 50%;
    border: 1px solid rgba(var(--accent-rgb), .12);
    animation: pulse-grow 3s ease-out .8s infinite;
}

@keyframes pulse-grow {
    0% {
        transform: scale(.85);
        opacity: .8
    }

    100% {
        transform: scale(1.5);
        opacity: 0
    }
}

/* ═══════════════════ FOOTER ═══════════════════ */
footer {
    padding: 5rem 0 3rem;
    border-top: 1px solid var(--border);
    text-align: center;
    position: relative;
    z-index: 1;
}

.footer-headline {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 2rem
}

.footer-links {
    margin-bottom: 1.5rem
}

.footer-links a {
    color: var(--text);
    font-size: 1.05rem;
    margin: 0 1rem;
    transition: color .25s;
}

.footer-links a:hover {
    color: var(--accent)
}

.social-row {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem
}

.social-row a {
    font-weight: 600;
    color: var(--text-dim);
    transition: color .25s, transform .25s;
}

.social-row a:hover {
    color: var(--accent);
    transform: translateY(-3px);
}

/* Contact Form */
.contact-form {
    max-width: 700px;
    margin: 2.5rem auto;
    text-align: left;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.2rem;
    margin-bottom: 1.5rem;
}

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

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    font-size: .8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-dim);
    margin-bottom: .5rem;
}

.form-group input,
.form-group textarea {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: .85rem 1rem;
    color: var(--text);
    font-family: var(--font-body);
    font-size: .95rem;
    transition: border-color .3s, box-shadow .3s;
    outline: none;
    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.15);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 16px rgba(var(--accent-rgb), .15);
}

.form-submit {
    width: 100%;
    justify-content: center;
}

@media(max-width:600px) {
    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-group.full-width {
        grid-column: span 1;
    }
}

.copy {
    color: var(--text-dim);
    font-size: .85rem;
}

/* ═══════════════════ REVEAL ANIMATION ═══════════════════ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .6s cubic-bezier(.22, 1, .36, 1), transform .6s cubic-bezier(.22, 1, .36, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ═══════════════════ PARALLAX HELPERS ═══════════════════ */
.hero-inner {
    will-change: transform, opacity;
}

.hero-grid {
    will-change: transform;
}

/* ═══════════════════ CURSOR PARTICLES ═══════════════════ */
.hover-particles {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: fixed;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.6;
    pointer-events: none;
    animation: particle-fade 1s ease-out forwards;
}

@keyframes particle-fade {
    0% {
        transform: scale(1) translate(0, 0);
        opacity: 0.6;
    }

    100% {
        transform: scale(0) translate(var(--dx, 20px), var(--dy, -30px));
        opacity: 0;
    }
}

/* ═══════════════════ CARD CURSOR-GLOW ═══════════════════ */
[data-tilt]::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius);
    background: radial-gradient(circle 200px at var(--glow-x, 50%) var(--glow-y, 50%), rgba(var(--accent-rgb), .12) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0;
    transition: opacity .3s;
}

[data-tilt]:hover::after {
    opacity: 1;
}

[data-tilt] {
    position: relative;
}

/* ═══════════════════ RESPONSIVE ═══════════════════ */
@media(max-width:900px) {
    .bento {
        grid-template-columns: 1fr
    }

    .bento-wide {
        grid-column: span 1
    }

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

    .design-gallery {
        grid-template-columns: 1fr
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem
    }

    .nav-links {
        display: none
    }

    .mobile-toggle {
        display: flex
    }

    .section-label {
        font-size: 2rem
    }
}