* {
    font-family: 'Poppins', sans-serif;
    scroll-behavior: smooth;
}

body {
    background: #0f172a;
    color: #fff;
}

html {
    scroll-behavior: smooth;
}

.section:not(:last-of-type)::after {
    content: "";
    display: block;
    width: 100%;
    height: 1px;
    margin: 70px 0 0;
    background: linear-gradient(90deg,
            transparent,
            #facc15,
            transparent);
}

#skills,
#about,
#projects,
#contact {
    scroll-margin-top: 90px;
}

/* Navbar */
.navbar {
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(12px);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.8rem;
    color: #38bdf8;
}

.navbar-brand:hover {
    color: #facc157d;
    transition: color 0.3s;
}

.navbar-brand span {
    color: #22c55e;
}

.nav-link {
    color: #fff;
    font-weight: 500;
    margin-left: 1rem;
    position: relative;
    transition: color 0.3s;
}

.nav-link:hover {
    color: #38bdf8;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0%;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: #38bdf8;
    transition: 0.3s;
}

.nav-link:hover::after {
    width: 100%;
}

/* .whatsapp-link {
    font-size: 1.4rem;
    color: #25d366;
    transition: transform 0.3s ease, color 0.3s ease;
}

.whatsapp-link:hover {
    color: #1ebe5d;
    transform: scale(1.2);
} */


/* Hamburger Toggler */
.navbar-toggler {
    border: none;
    outline: none;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 22px;
    padding: 0;
    background: transparent;
}

.toggler-icon {
    display: block;
    height: 3px;
    width: 100%;
    background-color: white;
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Transform to X when open */
.navbar-toggler.collapsed .toggler-icon:nth-child(1) {
    transform: rotate(0) translateY(0);
}

.navbar-toggler.collapsed .toggler-icon:nth-child(2) {
    opacity: 1;
}

.navbar-toggler.collapsed .toggler-icon:nth-child(3) {
    transform: rotate(0) translateY(0);
}

/* When toggler is active */
.navbar-toggler:not(.collapsed) .toggler-icon:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggler:not(.collapsed) .toggler-icon:nth-child(2) {
    opacity: 0;
}

.navbar-toggler:not(.collapsed) .toggler-icon:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* hero section  */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: radial-gradient(circle at top, #1e293b, #020617);
}

.hero-content {
    animation: fadeUp 1.2s ease forwards;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
}

.hero-title span {
    color: #38bdf8;
}

.hero-subtitle {
    font-size: 1.8rem;
    margin-top: 10px;
    min-height: 45px;
}

.cursor {
    color: #38bdf8;
    animation: blink 1s infinite;
}

.hero-desc {
    max-width: 600px;
    margin: 20px auto 30px;
    color: #cbd5f5;
    font-size: 1.05rem;
}

.hero-btns .btn {
    margin-top: 10px;
}

/* Buttons */
.btn-custom {
    background: linear-gradient(45deg, #38bdf8, #22c55e);
    border: none;
    color: #000;
    padding: 12px 28px;
    border-radius: 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(56, 189, 248, 0.35);
}

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

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

@keyframes blink {

    0%,
    50%,
    100% {
        opacity: 1;
    }

    25%,
    75% {
        opacity: 0;
    }
}

.hero-avatar {
    position: relative;
    display: inline-block;
    padding: 20px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.15), transparent 70%);
}

.hero-avatar img {
    max-width: 320px;
    animation: float 4s ease-in-out infinite;
}

/* Floating animation */
@keyframes float {
    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }

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

/* Mobile optimization */
@media (max-width: 768px) {
    .hero-avatar img {
        max-width: 240px;
    }
}

.section {
    padding: 60px 0;
}

/* About section  */
.about-section {
    background: #020617;
}

.section-title {
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #fff;
}

.about-text {
    font-size: 1.05rem;
    color: #cbd5f5;
    line-height: 1.8;
    margin-bottom: 15px;
}

.about-highlight {
    margin-top: 20px;
    padding-left: 15px;
    border-left: 3px solid #38bdf8;
    color: #e0f2fe;
    font-weight: 500;
}



/* Glass Card */
.glass-card {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(14px);
    border-radius: 22px;
    padding: 35px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.glass-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
}

.glass-title {
    font-size: 1.4rem;
    margin-bottom: 25px;
    color: #fff;
}

/* Info List */
.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-list li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 18px;
}

.info-list span {
    font-size: 1.6rem;
}

.info-list strong {
    color: #38bdf8;
}

.info-list p {
    margin: 0;
    color: #cbd5f5;
    font-size: 0.95rem;
}


/* Skills Section */
.section-title {
    font-size: 2.3rem;
    font-weight: 700;
    color: #fff;
}

.skill-card {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(12px);
    border-radius: 18px;
    padding: 30px;
    height: 100%;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.skill-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.4);
}

.skill-card h4 {
    color: #38bdf8;
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.skill-card p {
    color: #cbd5f5;
    font-size: 1rem;
    line-height: 1.7;
}

/* Dark background */
.dark {
    background: #020617;
}

.project-card {
    background: rgba(255, 255, 255, 0.06);
    border-radius: 18px;
    overflow: hidden;
    height: 100%;
    border: 3px solid rgba(255, 255, 255, 0.08);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
}

.project-card img {
    width: 100%;
    height: 190px;
    object-fit: cover;

}

.project-card img:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 50px rgba(207, 203, 203, 0.237);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}


.project-content {
    padding: 22px;
}

.project-content h4 {
    color: #fff;
    font-size: 1.3rem;
    margin-bottom: 4px;
}

.project-tag {
    font-size: 0.85rem;
    color: #38bdf8;
    font-weight: 500;
}

.tech {
    margin-top: 10px;
    color: #cbd5f5;
    font-size: 0.95rem;
}

.project-content ul {
    margin-top: 10px;
    padding-left: 18px;
    color: #cbd5f5;
    font-size: 0.95rem;
}

.project-content ul li {
    margin-bottom: 5px;
}

.project-links {
    margin-top: 12px;
}

.project-links a {
    margin-right: 14px;
    color: #38bdf8;
    font-weight: 500;
    text-decoration: none;
}

.project-links a:hover {
    text-decoration: underline;
}

/* Dark Background */
.dark {
    background: #020617;
}

.backend-placeholder {
    height: 190px;
    background: linear-gradient(135deg, #020617, #1e293b);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #38bdf8;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.backend-placeholder i {
    font-size: 3rem;
    margin-bottom: 8px;
}

.backend-placeholder p {
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.contact-form {
    background: rgba(255, 255, 255, 0.04);
    padding: 30px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.contact-form .form-control {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #fff;
    padding: 12px 14px;
    border-radius: 10px;
}

.contact-form .form-control::placeholder {
    color: #94a3b8;
}

.contact-form .form-control:focus {
    background: transparent;
    border-color: #38bdf8;
    box-shadow: none;
    color: #fff;
}

.contact-form button {
    background: linear-gradient(45deg, #38bdf8, #22c55e);
    border: none;
    border-radius: 50px;
    font-weight: 500;
}

.footer {
    background: #020617;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 30px 0;
}

.footer-logo {
    color: #fff;
    margin-bottom: 4px;
}

.footer-text {
    color: #94a3b8;
    font-size: 0.9rem;
}

.social-links a {
    color: #94a3b8;
    font-size: 1.4rem;
    margin: 0 10px;
    transition: color 0.3s ease, transform 0.3s ease;
}

.social-links a:hover {
    color: #38bdf8;
    transform: translateY(-3px);
}

.footer-copy {
    color: #64748b;
    font-size: 0.85rem;
}

/* responsive  */
@media (max-width: 768px) {

    /* Typography */
    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.35rem;
    }

    .section-title {
        font-size: 1.9rem;
        margin-bottom: 25px;
    }

    /* Hero */
    .hero {
        height: auto;
        padding: 120px 0 60px;
    }

    .hero-desc {
        font-size: 1rem;
        margin: 18px auto 25px;
    }

    /* Sections spacing */
    .section {
        padding: 35px 0;
    }

    .section:not(:last-of-type)::after {
        margin: 35px 0 0;
    }

    /* Cards spacing */
    .glass-card,
    .skill-card,
    .project-card,
    .contact-form {
        margin-top: 20px;
        padding: 25px;
    }

    /* About */
    .about-text {
        font-size: 1rem;
        margin-bottom: 16px;
    }

    .about-highlight {
        margin-top: 15px;
    }

    /* Projects */
    .project-card img {
        height: 160px;
    }

    .project-content {
        padding: 18px;
    }

    /* Footer */
    .footer {
        padding: 25px 0;
    }

    .social-links a {
        font-size: 1.3rem;
        margin: 0 8px;
    }
}

/* EXTRA SMALL DEVICES */
@media (max-width: 480px) {

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

    .hero-subtitle {
        font-size: 1.25rem;
    }

    .section {
        padding: 30px 0;
    }

    .section:not(:last-of-type)::after {
        margin: 25px 0 0;
    }
}

/* snow fall effect  */
.snow-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}

.snowflake {
    position: absolute;
    top: -10px;
    color: #fff;
    font-size: 1em;
    opacity: 0.8;
    user-select: none;
    animation-name: fall;
    animation-timing-function: linear;
}

@keyframes fall {
    to {
        transform: translateY(110vh);
    }
}