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

:root {
    --color-primary: #1a1a2e;
    --color-accent: #e84393;
    --color-accent-light: #fd79a8;
    --color-bg: #fafafa;
    --color-white: #ffffff;
    --color-text: #2d3436;
    --color-text-light: #636e72;
    --color-border: #e0e0e0;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    overflow-x: hidden;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.2rem 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    padding: 0.8rem 0;
    box-shadow: var(--shadow-sm);
}

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

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    text-decoration: none;
    transition: var(--transition);
}

.navbar.scrolled .nav-logo {
    color: var(--color-primary);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: rgba(255,255,255,0.85);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    transition: var(--transition);
    position: relative;
}

.navbar.scrolled .nav-links a {
    color: var(--color-text);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-white);
    transition: var(--transition);
}

.navbar.scrolled .nav-toggle span {
    background: var(--color-primary);
}

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

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(232,67,147,0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(253,121,168,0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    color: var(--color-white);
}

.hero-subtitle {
    font-size: 0.95rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-accent-light);
    margin-bottom: 1rem;
    font-weight: 500;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

.hero-title span {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255,255,255,0.75);
    margin-bottom: 2.5rem;
    max-width: 480px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 2rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-family: var(--font-body);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(232,67,147,0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(232,67,147,0.5);
}

.btn-outline {
    border: 2px solid rgba(255,255,255,0.3);
    color: var(--color-white);
    background: transparent;
}

.btn-outline:hover {
    border-color: var(--color-accent-light);
    color: var(--color-accent-light);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-wrapper {
    width: 400px;
    height: 480px;
    border-radius: 30px;
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-lg);
}

.hero-image-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    border: 3px solid rgba(232,67,147,0.3);
    border-radius: 30px;
    z-index: 1;
}

.hero-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===== SECTIONS ===== */
section {
    padding: 7rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    font-size: 0.85rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 0.8rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.section-line {
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    margin: 0 auto;
    border-radius: 2px;
}

/* ===== ABOUT ===== */
.about {
    background: var(--color-white);
}

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

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.stat-card {
    padding: 1.5rem;
    border-radius: 16px;
    background: var(--color-bg);
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-accent);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-top: 0.3rem;
}

.about-text p {
    color: var(--color-text-light);
    margin-bottom: 1rem;
    font-size: 1.05rem;
}

.about-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 2rem;
}

.about-info-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.about-info-item i {
    color: var(--color-accent);
    font-size: 1rem;
    width: 20px;
}

.about-info-item span {
    font-size: 0.92rem;
    color: var(--color-text-light);
}

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

/* ===== SERVICES ===== */
.services {
    background: var(--color-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--color-white);
    border-radius: 20px;
    padding: 2.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(232,67,147,0.1), rgba(253,121,168,0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 1.5rem;
    color: var(--color-accent);
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    color: var(--color-primary);
}

.service-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===== PROCESS ===== */
.process {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: var(--color-white);
}

.process .section-tag {
    color: var(--color-accent-light);
}

.process .section-title {
    color: var(--color-white);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.process-step {
    text-align: center;
    position: relative;
    padding: 2rem 1rem;
}

.process-step::after {
    content: '';
    position: absolute;
    top: 45px;
    right: -1rem;
    width: calc(100%);
    height: 2px;
    background: rgba(232,67,147,0.3);
}

.process-step:last-child::after {
    display: none;
}

.step-number {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.process-step h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    margin-bottom: 0.8rem;
}

.process-step p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.7;
}

/* ===== EXPERIENCE ===== */
.experience {
    background: var(--color-white);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-accent), var(--color-accent-light), var(--color-border));
}

.timeline-item {
    padding-left: 80px;
    margin-bottom: 3rem;
    position: relative;
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.6s ease;
}

.timeline-item.visible {
    opacity: 1;
    transform: translateX(0);
}

.timeline-dot {
    position: absolute;
    left: 21px;
    top: 5px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-white);
    border: 3px solid var(--color-accent);
    z-index: 1;
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--color-accent);
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.timeline-content {
    background: var(--color-bg);
    border-radius: 16px;
    padding: 2rem;
}

.timeline-content h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--color-primary);
    margin-bottom: 0.3rem;
}

.timeline-content .company {
    color: var(--color-accent);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 0.8rem;
}

.timeline-content ul {
    list-style: none;
}

.timeline-content ul li {
    position: relative;
    padding-left: 1.2rem;
    margin-bottom: 0.4rem;
    color: var(--color-text-light);
    font-size: 0.92rem;
}

.timeline-content ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent-light);
}

/* ===== PORTFOLIO ===== */
.portfolio {
    background: var(--color-bg);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-card {
    background: var(--color-white);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
}

.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.portfolio-visual {
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.portfolio-visual.gradient-1 { background: linear-gradient(135deg, #667eea, #764ba2); }
.portfolio-visual.gradient-2 { background: linear-gradient(135deg, #f093fb, #f5576c); }
.portfolio-visual.gradient-3 { background: linear-gradient(135deg, #4facfe, #00f2fe); }
.portfolio-visual.gradient-4 { background: linear-gradient(135deg, #43e97b, #38f9d7); }
.portfolio-visual.gradient-5 { background: linear-gradient(135deg, #fa709a, #fee140); }
.portfolio-visual.gradient-6 { background: linear-gradient(135deg, #a18cd1, #fbc2eb); }

.portfolio-visual i {
    font-size: 3rem;
    color: rgba(255,255,255,0.9);
}

.portfolio-info {
    padding: 2rem;
}

.portfolio-info h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--color-primary);
    margin-bottom: 0.6rem;
}

.portfolio-info p {
    color: var(--color-text-light);
    font-size: 0.92rem;
    line-height: 1.7;
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.portfolio-tag {
    padding: 0.3rem 0.8rem;
    background: rgba(232,67,147,0.08);
    color: var(--color-accent);
    font-size: 0.78rem;
    font-weight: 600;
    border-radius: 20px;
}

/* ===== SKILLS ===== */
.skills {
    background: var(--color-white);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--color-bg);
    border-radius: 20px;
    padding: 2rem;
}

.skill-category h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.skill-category h3 i {
    color: var(--color-accent);
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.skill-item {
    padding: 0.5rem 1.2rem;
    background: var(--color-white);
    border-radius: 25px;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--color-text);
    transition: var(--transition);
    border: 1px solid var(--color-border);
}

.skill-item:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* ===== LANGUAGES ===== */
.languages-row {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.lang-item {
    text-align: center;
}

.lang-circle {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    position: relative;
    margin: 0 auto 1rem;
}

.lang-circle svg {
    width: 110px;
    height: 110px;
    transform: rotate(-90deg);
    overflow: visible;
}

.lang-circle circle {
    fill: none;
    stroke-width: 5;
    cx: 20;
    cy: 20;
    r: 17;
}

.lang-circle .bg {
    stroke: var(--color-border);
}

.lang-circle .progress {
    stroke: var(--color-accent);
    stroke-linecap: round;
    transition: stroke-dashoffset 1.5s ease;
}

.lang-level {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--color-primary);
}

.lang-name {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.95rem;
}

/* ===== EDUCATION ===== */
.education {
    background: var(--color-bg);
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.edu-card {
    background: var(--color-white);
    border-radius: 20px;
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.edu-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.edu-card .edu-date {
    font-size: 0.85rem;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.edu-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    color: var(--color-primary);
    margin-bottom: 0.3rem;
}

.edu-card .edu-school {
    color: var(--color-text-light);
    font-size: 0.92rem;
    margin-bottom: 0.5rem;
}

.edu-card .edu-detail {
    font-size: 0.88rem;
    color: var(--color-accent-light);
    font-weight: 500;
}

/* ===== CONTACT ===== */
.contact {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: var(--color-white);
}

.contact .section-tag {
    color: var(--color-accent-light);
}

.contact .section-title {
    color: var(--color-white);
}

.contact-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.contact-content > p {
    color: rgba(255,255,255,0.7);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 3rem;
}

.contact-cards {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 1.5rem 2rem;
    transition: var(--transition);
    text-decoration: none;
}

.contact-card:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--color-accent);
    transform: translateY(-4px);
}

.contact-card-icon {
    width: 54px;
    height: 54px;
    border-radius: 16px;
    background: rgba(232,67,147,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-card-icon i {
    font-size: 1.3rem;
    color: var(--color-accent-light);
}

.contact-card-text {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.contact-card-text small {
    color: rgba(255,255,255,0.5);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-card-text span {
    color: var(--color-white);
    font-weight: 500;
    font-size: 1rem;
}

/* ===== FOOTER ===== */
.footer {
    background: #0f0f1e;
    padding: 2.5rem 0;
    text-align: center;
}

.footer p {
    color: rgba(255,255,255,0.4);
    font-size: 0.88rem;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.footer-social a {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    transition: var(--transition);
}

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

/* ===== SCROLL TO TOP ===== */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: var(--color-white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 4px 15px rgba(232,67,147,0.4);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-3px);
}

/* ===== ANIMATIONS ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }

    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-step::after {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--color-primary);
        flex-direction: column;
        padding: 5rem 2rem;
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links a {
        color: rgba(255,255,255,0.85) !important;
        font-size: 1.1rem;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-desc {
        margin: 0 auto 2.5rem;
    }

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

    .hero-image {
        order: -1;
    }

    .hero-image-wrapper {
        width: 280px;
        height: 340px;
    }

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

    .section-title {
        font-size: 2.2rem;
    }

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

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

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

@media (max-width: 480px) {
    .container {
        padding: 0 1.2rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    section {
        padding: 4rem 0;
    }
}