:root {
    --bg-dark: #0f0f1a;
    --bg-accent: #1a1a2e;
    --primary: #4caf50;
    --primary-glow: rgba(76, 175, 80, 0.4);
    --text-main: #e0e0e0;
    --text-dim: #a0a0b0;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

/* Language Toggle Flags */
.language-toggle {
    position: fixed;
    top: 25px;
    right: 30px;
    z-index: 1000;
    display: flex;
    gap: 15px;
    background: rgba(15, 15, 26, 0.5);
    padding: 10px;
    border-radius: 30px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.language-flag {
    width: 32px;
    height: 32px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border-radius: 50%;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.language-flag:hover {
    transform: scale(1.15) rotate(5deg);
    border-color: var(--primary);
    box-shadow: 0 0 15px var(--primary-glow);
}

.language-flag:active {
    transform: scale(0.95);
}

body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    background-image:
        radial-gradient(circle at 20% 30%, rgba(76, 175, 80, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(76, 175, 80, 0.05) 0%, transparent 50%);
    color: var(--text-main);
    scroll-behavior: smooth;
    overflow-x: hidden;
}

h1,
h2 {
    margin: 0;
    font-weight: 700;
}

section {
    padding: 60px 20px;
    text-align: center;
}

/* HERO SECTION */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    padding: 0;
    background: var(--bg-dark);
}

.hero-background-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.7;
    filter: saturate(1.1) brightness(0.9);
}

.hero-main-container {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
    width: 100%;
    max-width: 1200px;
    padding: 20px;
}

.hero-profile-wrapper {
    position: relative;
    display: inline-block;
    animation: fadeInUp 1s cubic-bezier(0.23, 1, 0.32, 1);
}

.hero-profile-img {
    max-width: 320px;
    height: auto;
    border-radius: 40px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: block;
}

.hero-text-overlay {
    position: absolute;
    bottom: -25px;
    width: 90vw;
    max-width: 900px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 15, 26, 0.8);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 25px 30px;
    border-radius: 24px;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
    z-index: 20;
}

.professional-title {
    font-size: clamp(1.4rem, 8vw, 3.8rem);
    font-weight: 900;
    margin: 0;
    background: linear-gradient(135deg, #fff 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
    letter-spacing: -0.5px;
    line-height: 1.1;
    overflow: visible;
    display: block;
    width: 100%;
}

.professional-subtitle {
    font-size: 1.2rem;
    color: var(--text-dim);
    margin-top: 10px;
    text-transform: uppercase;
    letter-spacing: 4px;
    font-weight: 500;
}

.hero-footer-content {
    text-align: center;
    max-width: 700px;
    animation: fadeInUp 1.2s cubic-bezier(0.23, 1, 0.32, 1);
}

.hero-footer-content p {
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--text-main);
    margin-bottom: 35px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    animation: fadeInUp 1.4s cubic-bezier(0.23, 1, 0.32, 1);
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 40px;
    border-radius: 16px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, #3d8b40 100%);
    color: #fff;
    border: none;
    box-shadow: 0 8px 25px -5px rgba(76, 175, 80, 0.4);
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 35px -5px rgba(76, 175, 80, 0.6);
    filter: brightness(1.1);
}

.btn-primary i {
    transition: transform 0.4s ease;
}

.btn-primary:hover i {
    transform: translateX(5px) rotate(10deg);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.btn-secondary i {
    color: var(--primary);
}

/* SECTION COMMONS */
.section-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 40px;
    text-align: center;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 50px;
    background: linear-gradient(90deg, #fff, var(--primary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
    letter-spacing: -1px;
}

.glass-section {
    padding: 120px 0;
    position: relative;
}

/* ABOUT SECTION */
.about-content p {
    font-size: 1.35rem;
    line-height: 1.8;
    color: var(--text-dim);
    max-width: 850px;
    margin: 0 auto;
    animation: fadeInUp 1s ease-out;
}

/* SKILLS SECTION */
.skills-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.skill-card {
    background: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    padding: 18px 35px;
    border-radius: 20px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 15px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.skill-card i {
    color: var(--primary);
    font-size: 1.4rem;
}

.skill-card:hover {
    transform: translateY(-8px);
    background: rgba(76, 175, 80, 0.12);
    border-color: var(--primary);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4), 0 0 25px var(--primary-glow);
}

/* SERVICES SECTION */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    padding: 50px 30px;
    border-radius: 32px;
    text-align: center;
    transition: all 0.4s ease;
}

.service-card i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 25px;
}

.service-card h3 {
    font-size: 1.7rem;
    margin-bottom: 15px;
    color: #fff;
}

.service-card p {
    color: var(--text-dim);
    font-size: 1.1rem;
    line-height: 1.5;
}

.service-card:hover {
    transform: translateY(-12px);
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

/* PROJECTS SECTION */
.projects-section {
    padding: 120px 0;
}

.projects-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.project-card {
    background: var(--glass);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--glass-border);
    padding: 60px 40px;
    border-radius: 35px;
    text-align: center;
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.project-card h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--primary);
    font-weight: 800;
}

.project-card:hover {
    transform: translateY(-15px) scale(1.03);
    border-color: var(--primary);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6);
}

/* CONTACT SECTION */
.contact-section {
    background: var(--bg-accent);
    border-radius: 50px 50px 0 0;
    margin-top: 100px;
}

.contact-section form {
    max-width: 700px;
    margin: 40px auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-section input,
.contact-section textarea {
    width: 100%;
    padding: 20px;
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    background: var(--glass);
    color: #fff;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.contact-section input:focus,
.contact-section textarea:focus {
    border-color: var(--primary);
    outline: none;
    background: rgba(255, 255, 255, 0.1);
}

.btn-submit {
    padding: 20px;
    border: none;
    border-radius: 15px;
    background: var(--primary);
    color: #fff;
    font-weight: 800;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
}

.btn-submit:hover {
    background: #45a049;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px var(--primary-glow);
}

.contact-icons {
    margin-top: 40px;
}

.contact-icons a {
    margin: 0 15px;
    color: var(--text-dim);
    font-size: 2rem;
    transition: all 0.3s ease;
}

.contact-icons a:hover {
    color: var(--primary);
    transform: scale(1.2);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

section {
    animation: fadeInUp 1s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

/* Responsive Design */
@media (max-width: 768px) {
    .language-toggle {
        top: 15px;
        right: 15px;
        gap: 10px;
    }

    body {
        font-size: 14px;
        padding: 10px;
    }

    h1, h2, h3, h4, h5, h6 {
        font-size: 90%;
    }

    p {
        font-size: 14px;
        line-height: 1.5;
    }

    .container {
        padding: 10px;
    }

    .button {
        font-size: 14px;
        padding: 8px 12px;
    }
}

/* Responsive Design for Mobile Devices */
@media (max-width: 768px) {
    .language-flag {
        width: 24px;
        height: 24px;
    }
}