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

:root {
    --primary-color: #008ecc;
    /* Darker Deep Sky Blue */
    --secondary-color: #5ba4cf;
    /* Darker Sky Blue */
    --accent-color: #ff6b6b;
    --dark-bg: #4a90e2;
    /* Standard Blue footer */
    --light-bg: #e6f7ff;
    /* Slightly darker pale blue */
    --card-bg: rgba(255, 255, 255, 0.95);
    --text-color: #333;
    --text-light: #fff;
    --shadow-color: rgba(0, 0, 0, 0.15);
    --gradient-bg: linear-gradient(135deg, #008ecc 0%, #5ba4cf 100%);
    --nav-bg: rgba(200, 235, 250, 0.95);
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--light-bg);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header & Nav */
header {
    background: var(--nav-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text-color);
    padding: 15px 5%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 6px var(--shadow-color);
    transition: all 0.3s ease;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-container img {
    height: 50px;
    width: auto;
    transition: transform 0.3s;
}

.logo-container span {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-bg);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

nav {
    display: flex;
    gap: 25px;
}

nav a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    padding: 5px 0;
    transition: color 0.3s;
}

nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background: var(--gradient-bg);
    transition: width 0.3s;
}

nav a:hover {
    color: var(--primary-color);
}

nav a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.menu-toggle div {
    width: 25px;
    height: 3px;
    background: var(--text-color);
    border-radius: 5px;
    transition: all 0.3s;
}

/* Mobile Nav */
@media (max-width: 768px) {
    nav {
        display: none;
        flex-direction: column;
        background: white;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        padding: 20px;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        text-align: center;
    }

    nav.show {
        display: flex;
        animation: fadeIn 0.3s ease-in-out;
    }

    .menu-toggle {
        display: flex;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

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

/* Hero Section */
.hero {
    text-align: center;
    padding: 120px 20px;
    background: var(--gradient-bg);
    color: white;
    clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
    margin-bottom: 50px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
    animation: slideUp 0.8s ease-out;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
    animation: slideUp 1s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    background: white;
    color: var(--primary-color);
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    color: var(--secondary-color);
}

/* Sections */
.section {
    padding: 80px 5%;
    max-width: 1200px;
    margin: auto;
}

.section h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 50px;
    position: relative;
}

.section h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--gradient-bg);
    margin: 10px auto;
    border-radius: 2px;
}

/* Cards (Quick Links, Projects) */
.quick-links,
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    padding: 20px;
}

.card,
.quick-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.5);
    position: relative;
    overflow: hidden;
}

.card:hover,
.quick-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.card h3,
.quick-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background: var(--gradient-bg);
}

/* About Section */
.about-section {
    max-width: 1000px;
    margin: 20px auto;
    background: white;
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.profile img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    border: 5px solid white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
    object-fit: cover;
}

/* Gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.gallery-grid img {
    width: 100%;
    height: 300px;
    /* Fixed height for uniformity */
    object-fit: cover;
    /* Crop to fill without distortion */
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    background-color: #eee;
}

.gallery-grid img:hover {
    transform: scale(1.03);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

/* Lightbox effect */
.lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    align-items: center;
    justify-content: center;
}

.lightbox img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 12px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.lightbox:target {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 40px;
    text-decoration: none;
    transition: color 0.3s;
}

.close:hover {
    color: var(--accent-color);
}

/* SmartShare (File Upload) */
.upload-container {
    background: white;
    border-radius: 20px;
    padding: 40px;
    max-width: 900px;
    margin: 30px auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    text-align: center;
}

input[type=file] {
    border: 2px dashed #ccc;
    padding: 40px;
    width: 100%;
    margin-bottom: 20px;
    border-radius: 12px;
    background: #fafafa;
    cursor: pointer;
    transition: border-color 0.3s;
}

input[type=file]:hover {
    border-color: var(--primary-color);
    background: #f0f7ff;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

th,
td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

@media (max-width: 768px) {

    table,
    thead,
    tbody,
    th,
    td,
    tr {
        display: block;
    }

    thead>tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }

    tr {
        margin-bottom: 15px;
        border: 1px solid #ddd;
        border-radius: 8px;
        padding: 10px;
    }

    td {
        border: none;
        border-bottom: 1px solid #eee;
        position: relative;
        padding-left: 50% !important;
        text-align: right;
    }

    td:last-child {
        border-bottom: none;
        display: flex;
        justify-content: flex-end;
        padding-left: 0 !important;
    }

    td:before {
        position: absolute;
        top: 15px;
        left: 10px;
        width: 45%;
        padding-right: 10px;
        white-space: nowrap;
        text-align: left;
        font-weight: bold;
    }

    /* Labeling table data for mobile */
    td:nth-of-type(1):before {
        content: "File Name";
    }

    td:nth-of-type(2):before {
        content: "Actions";
    }

    .tab-btn {
        width: 100%;
        margin-bottom: 5px;
    }

    .tabs {
        flex-direction: column;
    }
}

th {
    background: var(--gradient-bg);
    color: white;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

tr:hover {
    background-color: #f9f9f9;
}

/* Contact Form */
.contact-section {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    max-width: 600px;
    margin: auto;
}

input,
textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

button[type="submit"] {
    background: var(--gradient-bg);
    color: white;
    padding: 15px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    transition: opacity 0.3s;
}

button[type="submit"]:hover {
    opacity: 0.9;
}

/* Footer */
footer {
    background: var(--dark-bg);
    color: white;
    text-align: center;
    padding: 30px;
    margin-top: 50px;
}

footer p {
    opacity: 0.7;
    font-size: 0.9rem;
}

/* Badge & Lists */
.badge {
    background: linear-gradient(135deg, #6c5ce7, #a29bfe);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
}

ul {
    list-style-type: none;
}

ul li {
    padding-left: 20px;
    position: relative;
    margin-bottom: 10px;
}

ul li::before {
    content: '•';
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Login Modal */
.login-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.login-card {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    width: 350px;
    text-align: center;
    position: relative;
    transform-origin: center;
}

.login-card h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.login-card input {
    margin-bottom: 15px;
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
}

.login-card .btn {
    width: 100%;
    cursor: pointer;
}

@media (max-width: 480px) {
    .login-card {
        width: 90%;
        padding: 30px 20px;
    }
}

.close-modal {
    position: absolute;
    top: 10px;
    right: 20px;
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
}

.close-modal:hover {
    color: var(--accent-color);
}