:root {
    --dark: #1B3A5C;
    --dark-soft: #2E5F8A;
    --mid: #4A90C4;
    --soft: #A8C4E0;
    --light: #F5F0E8;
    --text-main: #1A2435;
    --text-muted: #4A6080;
}

/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', sans-serif;
    color: var(--text-main);
    background: linear-gradient(270deg, #E8DFD0, #F5F0E8, #EDE6D6);
    background-size: 400% 400%;
    animation: gradientMove 12s ease infinite;
}

@keyframes gradientMove {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* NAVBAR */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 10%;
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(245, 240, 232, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(168, 196, 224, 0.2);
    box-shadow: 0 4px 20px rgba(27, 58, 92, 0.08);
}

nav h1 {
    color: var(--dark);
    font-size: 26px;
    letter-spacing: 0.5px;
}

nav h1 i {
    color: var(--mid);
    transition: 0.3s;
}

nav h1:hover i {
    transform: rotate(-10deg) scale(1.1);
}

nav h1 span {
    color: var(--mid);
}

nav ul {
    display: flex;
    gap: 8px;
    list-style: none;
}

nav ul li a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 16px;
    padding: 8px 16px;
    border-radius: 20px;
    transition: 0.25s;
}

nav ul li a:hover {
    color: var(--dark);
    background: rgba(74, 144, 196, 0.12);
}

nav ul li a.active {
    color: var(--dark);
    background: rgba(74, 144, 196, 0.15);
    font-weight: 600;
}

/* HERO */
.hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 10%;
    min-height: 100vh;
    gap: 40px;
}

.hero-left {
    max-width: 55%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero-left h2 {
    margin-bottom: 5px;
    font-size: 24px;
    color: var(--text-muted);
}

.hero-left h2 span {
    color: var(--mid);
    text-shadow: 0 0 15px rgba(74, 144, 196, 0.6);
}

.hero-left h1 {
    font-size: 58px;
    margin: 5px 0;
    color: var(--dark);
}

.hero-left p {
    margin-top: 15px;
    color: var(--text-muted);
    line-height: 1.7;
    font-size: 17px;
    max-width: 520px;
}

/* HERO LINKS */
.hero-links {
    margin-top: 25px;
    display: flex;
    gap: 14px;
}

.hero-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 10px;
    text-decoration: none;
    font-size: 15px;
    border: 1px solid rgba(168, 196, 224, 0.5);
    color: var(--dark);
    background: rgba(168, 196, 224, 0.1);
    transition: 0.3s;
}

.hero-link i {
    font-size: 20px;
}

.hero-link:hover {
    background: rgba(74, 144, 196, 0.15);
    border-color: var(--mid);
    transform: translateY(-2px);
}

.resume-link {
    background: var(--mid);
    color: var(--light);
    border-color: var(--mid);
}

.resume-link:hover {
    background: var(--dark-soft);
    border-color: var(--dark-soft);
}

/* IMAGE */
.hero-right {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.image-wrapper {
    width: 360px;
    height: 360px;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
    box-shadow: 0 0 40px rgba(74, 144, 196, 0.4);
    animation: float 5s ease-in-out infinite;
}

@keyframes float {
    0%   { transform: translateY(0px); }
    50%  { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;    /* add this */
    display: block;
}

.image-wrapper::after {
    content: "";
    position: absolute;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    border: 2px solid rgba(168, 196, 224, 0.3);
    top: -10px;
    left: -10px;
    pointer-events: none;
}

/* SECTIONS */
section {
    padding: 40px 10%;
    scroll-margin-top: 80px;
}

section h2 {
    margin-bottom: 20px;
    font-size: 26px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--dark);
}

section h2 i {
    color: var(--mid);
    font-size: 22px;
}
/* SCROLL ANIMATION */
section:not(.hero) {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* SKILLS */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.skill-category {
    background: rgba(245, 240, 232, 0.7);
    border: 1px solid rgba(168, 196, 224, 0.4);
    border-radius: 14px;
    padding: 20px;
    backdrop-filter: blur(10px);
    transition: 0.3s;
}

.skill-category:hover {
    border-color: var(--mid);
    box-shadow: 0 0 20px rgba(74, 144, 196, 0.2);
    transform: translateY(-3px);
}

.skill-category h3 {
    color: var(--mid);
    margin-bottom: 14px;
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.skills-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skills-container span {
    background: rgba(74, 144, 196, 0.15);
    padding: 7px 13px;
    border-radius: 20px;
    transition: 0.3s;
    color: var(--text-main);
    font-size: 14px;
}

.skills-container span:hover {
    background: var(--mid);
    color: var(--light);
}

/* PROJECTS */
#project-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.project-card {
    background: rgba(245, 240, 232, 0.7);
    padding: 20px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    transition: 0.3s;
    border: 1px solid rgba(168, 196, 224, 0.4);
}

.project-card:hover {
    transform: translateY(-5px);
    border: 1px solid var(--mid);
    box-shadow: 0 0 20px rgba(74, 144, 196, 0.3);
}

.project-card a {
    display: inline-block;
    margin-top: 10px;
    color: var(--dark);
    text-decoration: none;
}

/* EDUCATION */
.education-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.education-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(245, 240, 232, 0.7);
    border: 1px solid rgba(168, 196, 224, 0.4);
    border-radius: 12px;
    padding: 20px 25px;
    backdrop-filter: blur(10px);
    transition: 0.3s;
}

.education-card:hover {
    border-color: var(--mid);
    box-shadow: 0 0 20px rgba(74, 144, 196, 0.2);
    transform: translateY(-3px);
}

.edu-left h3 {
    color: var(--dark);
    margin-bottom: 5px;
}

.edu-left p {
    color: var(--text-muted);
    font-size: 14px;
}

.edu-right span {
    background: rgba(74, 144, 196, 0.15);
    color: var(--mid);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 14px;
    white-space: nowrap;
}

/* CERTIFICATES */
.certificate-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.certificate-card {
    background: rgba(245, 240, 232, 0.7);
    padding: 20px;
    border-radius: 10px;
    transition: 0.3s;
    border: 1px solid rgba(168, 196, 224, 0.3);
}

.certificate-card:hover {
    transform: translateY(-3px);
}

/* CONTACT */
#contact {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

#contact h2 {
    margin-bottom: 25px;
}

#contact form {
    display: flex;
    flex-direction: column;
    gap: 14px;
    width: 100%;
    max-width: 550px;
}

#contact input,
#contact textarea {
    padding: 14px 18px;
    border-radius: 10px;
    border: 1px solid rgba(168, 196, 224, 0.4);
    outline: none;
    background: rgba(168, 196, 224, 0.15);
    color: var(--text-main);
    font-size: 15px;
    font-family: 'Segoe UI', sans-serif;
    transition: 0.3s;
}

#contact input:focus,
#contact textarea:focus {
    border-color: var(--mid);
    background: rgba(168, 196, 224, 0.25);
}

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

#contact button {
    background: var(--mid);
    color: var(--light);
    padding: 14px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 16px;
    transition: 0.3s;
}

#contact button:hover {
    background: var(--dark-soft);
    transform: translateY(-2px);
}

/* FOOTER */
footer {
    padding: 20px 10%;
    color: var(--text-muted);
    font-size: 14px;
}

.form-status {
    margin-top: 15px;
    font-size: 14px;
    opacity: 0;
    transition: all 0.4s ease;
}

.form-status.success {
    color: #8b5cf6; /* neon violet */
    opacity: 1;
}

.form-status.error {
    color: #ef4444;
    opacity: 1;
}

/* TOAST NOTIFICATION */
.toast {
    position: fixed;
    top: 30px;
    right: 30px;
    background: var(--dark);
    color: var(--light);
    padding: 14px 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    box-shadow: 0 8px 24px rgba(27, 58, 92, 0.2);
    z-index: 9999;
    transform: translateX(120%);
    transition: transform 0.4s ease;
}

.toast.show {
    transform: translateX(0);
}

.toast.success .toast-icon {
    color: #4ade80;
    font-size: 18px;
}

.toast.error .toast-icon {
    color: #ef4444;
    font-size: 18px;
}

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

    /* NAVBAR */
    nav {
        padding: 16px 5%;
    }

    nav h1 {
        font-size: 20px;
    }

    nav ul {
        gap: 2px;
    }

    nav ul li a {
        font-size: 13px;
        padding: 6px 10px;
    }

    /* HERO */
    .hero {
        flex-direction: column;
        padding: 100px 5% 60px;
        min-height: 100vh;
        text-align: center;
        gap: 40px;
    }

    .hero-left {
        max-width: 100%;
        align-items: center;
    }

    .hero-left h1 {
        font-size: 36px;
    }

    .hero-left h2 {
        font-size: 18px;
    }

    .hero-left p {
        font-size: 15px;
        max-width: 100%;
    }

    .hero-links {
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero-right {
        order: -1;
    }

    .image-wrapper {
        width: 220px;
        height: 220px;
    }

    .image-wrapper::after {
        width: 240px;
        height: 240px;
    }

    /* SECTIONS */
    section {
        padding: 40px 5%;
    }

    /* SKILLS */
    .skills-grid {
        grid-template-columns: 1fr;
    }

    /* PROJECTS */
    #project-list {
        grid-template-columns: 1fr;
    }

    /* EDUCATION */
    .education-list {
        grid-template-columns: 1fr;
    }

    .education-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    /* CERTIFICATES */
    .certificate-list {
        grid-template-columns: 1fr;
    }

    /* TOAST */
    .toast {
        top: 15px;
        right: 15px;
        left: 15px;
        font-size: 14px;
    }
}