@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #ff004f;
    --secondary: #7c3aed;
    --accent: #00f5ff;
    --bg-dark: #050510;
    --bg-medium: #0a0a1a;
    --bg-card: #0f0f24;
    --bg-input: rgba(255, 255, 255, 0.04);
    --text-primary: #ffffff;
    --text-secondary: #ababab;
    --glow-primary: rgba(255, 0, 79, 0.4);
    --glow-secondary: rgba(124, 58, 237, 0.35);
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.07);
    --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    border-radius: 3px;
}

/* ─── Selection ─── */
::selection {
    background: rgba(255, 0, 79, 0.3);
    color: #fff;
}

/* ─── Hero / Header ─── */
#header {
    width: 100%;
    height: 100vh;
    background-image: url(images/background.png);
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

#header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(5, 5, 16, 0.82) 0%,
        rgba(10, 10, 30, 0.55) 50%,
        rgba(5, 5, 16, 0.88) 100%
    );
    z-index: 0;
}

#header canvas {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}

#header .container {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 80px;
}

/* ─── Navigation ─── */
.container {
    padding: 10px 10%;
}

nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    padding: 18px 10%;
    z-index: 1000;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    background: rgba(5, 5, 16, 0.82);
    border-bottom: 1px solid rgba(255, 0, 79, 0.12);
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.4);
    transition: background var(--transition);
}

nav ul {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 10px;
}

nav ul li {
    display: inline-block;
    margin: 0 16px;
}

nav ul li a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 400;
    position: relative;
    letter-spacing: 0.5px;
    transition: color var(--transition);
}

nav ul li a::after {
    content: '';
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    position: absolute;
    left: 0;
    bottom: -5px;
    transition: width 0.35s ease;
    border-radius: 2px;
}

nav ul li a:hover { color: var(--primary); }
nav ul li a:hover::after { width: 100%; }

/* ─── Hero Text ─── */
.header-text {
    max-width: 680px;
}

.header-text p {
    font-size: 16px;
    font-weight: 300;
    letter-spacing: 5px;
    text-transform: uppercase;
    color: var(--accent);
    text-shadow: 0 0 30px rgba(0, 245, 255, 0.6);
    margin-bottom: 16px;
    min-height: 1.5em;
}

.cursor {
    display: inline-block;
    width: 2px;
    height: 1.1em;
    background: var(--accent);
    margin-left: 3px;
    vertical-align: middle;
    animation: blink 0.75s step-end infinite;
    box-shadow: 0 0 8px var(--accent);
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.header-text h1 {
    font-size: 68px;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -1px;
}

.header-text h1 span {
    background: linear-gradient(135deg, var(--primary) 0%, #c0392b 40%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 25px rgba(255, 0, 79, 0.45));
}

.header-text .tagline {
    margin-top: 24px;
    font-size: 16px;
    font-weight: 300;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
    line-height: 1.7;
}

/* ─── Scroll Indicator ─── */
.scroll-indicator {
    position: absolute;
    bottom: 35px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    z-index: 2;
    opacity: 0.7;
    transition: opacity 0.3s;
}

.scroll-indicator:hover { opacity: 1; }

.scroll-indicator span {
    font-size: 10px;
    letter-spacing: 4px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.scroll-chevron {
    width: 18px;
    height: 18px;
    border-right: 2px solid var(--primary);
    border-bottom: 2px solid var(--primary);
    transform: rotate(45deg);
    animation: chevronBounce 1.6s ease-in-out infinite;
    box-shadow: 3px 3px 8px var(--glow-primary);
}

@keyframes chevronBounce {
    0%, 100% { transform: rotate(45deg) translate(0, 0); opacity: 1; }
    50% { transform: rotate(45deg) translate(4px, 4px); opacity: 0.4; }
}

/* ─── Section Dividers ─── */
.section-divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), var(--secondary), transparent);
    opacity: 0.4;
}

/* ─── About ─── */
#about {
    padding: 100px 0;
    color: var(--text-secondary);
    background: var(--bg-dark);
    position: relative;
}

.row {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 50px;
}

.about-col-1 {
    flex-basis: 32%;
}

.about-col-1 img {
    width: 100%;
    border-radius: 20px;
    animation: float 7s ease-in-out infinite;
    box-shadow:
        0 0 30px rgba(255, 0, 79, 0.25),
        0 0 70px rgba(124, 58, 237, 0.12),
        0 20px 60px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 0, 79, 0.25);
    transition: box-shadow 0.5s;
}

.about-col-1 img:hover {
    box-shadow:
        0 0 50px rgba(255, 0, 79, 0.45),
        0 0 100px rgba(124, 58, 237, 0.25),
        0 20px 60px rgba(0, 0, 0, 0.5);
}

.about-col-2 {
    flex-basis: 63%;
}

.sub-title {
    font-size: 52px;
    font-weight: 700;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
    letter-spacing: -0.5px;
}

.sub-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -10px;
    width: 55px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 2px;
    box-shadow: 0 0 12px var(--glow-primary);
}

.justify-cont {
    text-align: justify;
    line-height: 1.85;
    margin-top: 24px;
    font-size: 15px;
}

.tab-titles {
    display: flex;
    margin: 32px 0 44px;
    gap: 0;
}

.tab-links {
    margin-right: 44px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    position: relative;
    color: var(--text-secondary);
    transition: color var(--transition);
    letter-spacing: 0.5px;
    padding-bottom: 6px;
}

.tab-links::after {
    content: '';
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    position: absolute;
    left: 0;
    bottom: -2px;
    transition: width 0.38s ease;
    border-radius: 2px;
}

.tab-links.active-link { color: var(--text-primary); }
.tab-links.active-link::after { width: 100%; box-shadow: 0 0 8px var(--glow-primary); }
.tab-links:hover { color: var(--text-primary); }

.tab-contents { display: none; }
.tab-contents.active-tab {
    display: block;
    animation: fadeInUp 0.4s ease;
}

.tab-contents ul li {
    list-style: none;
    margin: 16px 0;
    padding-left: 22px;
    position: relative;
    line-height: 1.75;
    font-size: 15px;
}

.tab-contents ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 7px;
    height: 7px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--glow-primary);
}

.tab-contents ul li span {
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    display: block;
    margin-bottom: 4px;
    text-transform: uppercase;
}

/* ─── Portfolio ─── */
#portfolio {
    padding: 90px 0;
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-medium) 100%);
    position: relative;
}

.work-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
    margin-top: 65px;
}

.work {
    border-radius: 16px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    border: 1px solid var(--glass-border);
}

.work:hover {
    transform: translateY(-10px);
    box-shadow:
        0 20px 60px rgba(255, 0, 79, 0.18),
        0 0 40px rgba(124, 58, 237, 0.1);
}

.work img {
    width: 100%;
    height: 225px;
    object-fit: cover;
    border-radius: 16px;
    display: block;
    transition: transform 0.6s ease;
}

.work:hover img { transform: scale(1.08); }

.layer {
    width: 100%;
    height: 0;
    background: linear-gradient(
        150deg,
        rgba(255, 0, 79, 0.96) 0%,
        rgba(124, 58, 237, 0.96) 100%
    );
    border-radius: 16px;
    position: absolute;
    left: 0;
    bottom: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 0 28px;
    text-align: center;
    transition: height 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    backdrop-filter: blur(10px);
}

.layer h2 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.layer p {
    font-size: 13px;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.9);
}

.layer a {
    margin-top: 18px;
    color: var(--primary);
    text-decoration: none;
    font-size: 17px;
    line-height: 48px;
    background: rgba(255, 255, 255, 0.95);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    flex-shrink: 0;
}

.layer a:hover {
    transform: scale(1.12);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.6);
}

.work:hover .layer { height: 100%; }

/* ─── Buttons ─── */
.btn {
    display: block;
    margin: 50px auto;
    width: fit-content;
    border: 1px solid var(--primary);
    padding: 13px 48px;
    border-radius: 8px;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.32s ease;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
    background: transparent;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 0, 79, 0.18), transparent);
    transition: left 0.55s;
}

.btn:hover::before { left: 100%; }

.btn:hover {
    background: var(--primary);
    box-shadow: 0 0 25px var(--glow-primary), 0 6px 30px rgba(255, 0, 79, 0.25);
    transform: translateY(-3px);
}

.btn.btn2 {
    display: inline-block;
    margin: 28px 0 0 0;
}

.btn.btn3 {
    background: rgba(255, 255, 255, 0.03);
    margin-top: 16px;
    width: 100%;
    font-size: 15px;
    padding: 14px;
    border-radius: 10px;
    text-transform: none;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.btn.btn3:hover {
    background: var(--primary);
    box-shadow: 0 0 25px var(--glow-primary);
    transform: translateY(-2px);
}

/* ─── Contact ─── */
#contact {
    padding: 90px 0 0;
    background: var(--bg-medium);
    position: relative;
}

.contact-left { flex-basis: 35%; }
.contact-right { flex-basis: 60%; }

.contact-left p {
    margin-top: 22px;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 14px;
    transition: color var(--transition);
}

.contact-left p:hover { color: var(--text-primary); }

.contact-left p i {
    color: var(--primary);
    font-size: 20px;
    width: 22px;
    flex-shrink: 0;
}

.social-icons {
    margin-top: 30px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.social-icons a {
    text-decoration: none;
    font-size: 20px;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    transition: all 0.38s ease;
}

.social-icons a:hover {
    color: var(--primary);
    border-color: rgba(255, 0, 79, 0.4);
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 8px 24px var(--glow-primary);
    background: rgba(255, 0, 79, 0.07);
}

.contact-right form { width: 100%; }

form input,
form textarea {
    width: 100%;
    border: 1px solid var(--glass-border);
    outline: none;
    background: var(--bg-input);
    padding: 14px 18px;
    margin: 9px 0;
    color: var(--text-primary);
    font-size: 15px;
    border-radius: 10px;
    transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
}

form input::placeholder,
form textarea::placeholder {
    color: rgba(255, 255, 255, 0.28);
}

form input:focus,
form textarea:focus {
    border-color: rgba(255, 0, 79, 0.45);
    box-shadow: 0 0 18px rgba(255, 0, 79, 0.12);
    background: rgba(255, 0, 79, 0.04);
}

form textarea {
    resize: vertical;
    min-height: 140px;
}

.form-message {
    padding: 12px 18px;
    border-radius: 8px;
    font-size: 14px;
    margin-top: 8px;
    display: none;
    animation: fadeInUp 0.35s ease;
}

.form-message.success {
    background: rgba(0, 255, 100, 0.08);
    border: 1px solid rgba(0, 255, 100, 0.28);
    color: #00e05a;
    display: block;
}

.form-message.error {
    background: rgba(255, 0, 79, 0.08);
    border: 1px solid rgba(255, 0, 79, 0.3);
    color: #ff6b8a;
    display: block;
}

/* ─── Copyright ─── */
.copyright {
    width: 100%;
    text-align: center;
    padding: 28px 0;
    background: rgba(0, 0, 0, 0.35);
    font-weight: 300;
    font-size: 14px;
    margin-top: 70px;
    border-top: 1px solid var(--glass-border);
    color: var(--text-secondary);
    letter-spacing: 0.3px;
}

/* ─── Keyframes ─── */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-18px); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(22px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ─── Scroll Reveal ─── */
.reveal {
    opacity: 0;
    transform: translateY(42px);
    transition: opacity 0.72s ease, transform 0.72s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ─── Hamburger ─── */
nav .fas { display: none; cursor: pointer; }

/* ─── Mobile ─── */
@media only screen and (max-width: 1000px) {
    .container { padding: 10px 5%; }

    nav {
        padding: 15px 5%;
        justify-content: flex-end;
    }

    .header-text h1 { font-size: 38px; }
    .header-text p { font-size: 13px; letter-spacing: 3px; }

    .sub-title { font-size: 36px; }

    nav .fas {
        display: block;
        font-size: 22px;
        color: var(--text-primary);
        cursor: pointer;
        z-index: 1001;
        position: relative;
    }

    nav ul {
        background: rgba(5, 5, 16, 0.97);
        backdrop-filter: blur(30px);
        position: fixed;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100vh;
        padding-top: 90px;
        flex-direction: column;
        align-items: center;
        gap: 8px;
        transition: left 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        z-index: 999;
    }

    nav ul.show { left: 0; }

    nav ul li {
        margin: 14px 0;
        display: block;
    }

    nav ul li a { font-size: 20px; }

    nav .fas.fa-times {
        position: absolute;
        top: 22px;
        right: 22px;
        font-size: 22px;
        cursor: pointer;
        z-index: 1001;
        color: var(--text-primary);
    }

    .about-col-1,
    .about-col-2 { flex-basis: 100%; }

    .contact-left,
    .contact-right { flex-basis: 100%; }

    .row { gap: 28px; }

    .scroll-indicator { display: none; }
}

@media only screen and (max-width: 600px) {
    .header-text h1 { font-size: 30px; }
    .sub-title { font-size: 28px; }
    .work-list { grid-template-columns: 1fr; }
    .btn { padding: 12px 36px; }
}