:root {
    --bg-color: #f5f7fb;
    --bg-elevated: #ffffff;
    --primary-color: #1f5bff;
    --primary-soft: rgba(31, 91, 255, 0.06);
    --accent-color: #ffb503;
    --text-color: #1f2933;
    --muted-text: #6b7280;
    --border-color: #e5e7eb;
    --shadow-soft: 0 18px 35px rgba(15, 23, 42, 0.08);
    --radius-lg: 18px;
    --radius-xl: 24px;
    --transition-fast: 0.25s ease;
}

body.dark-theme {
    --bg-color: #050816;
    --bg-elevated: #0b1020;
    --primary-color: #60a5fa;
    --primary-soft: rgba(96, 165, 250, 0.08);
    --accent-color: #fbbf24;
    --text-color: #e5e7eb;
    --muted-text: #9ca3af;
    --border-color: #1f2933;
    --shadow-soft: 0 22px 45px rgba(0, 0, 0, 0.7);
}

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

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.7;
    scroll-behavior: smooth;
    position: relative;
    min-height: 100vh;
}

/* Study elements in background */
body::before {
    content: "📚 ✏️ 📐 🔬";
    position: fixed;
    bottom: 5%;
    right: 5%;
    font-size: 5rem;
    opacity: 0.03;
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    background-image:
        radial-gradient(circle at 0% 0%, rgba(79, 70, 229, 0.08) 0, transparent 55%),
        radial-gradient(circle at 100% 100%, rgba(14, 116, 144, 0.08) 0, transparent 55%);
    opacity: 0.7;
    pointer-events: none;
    z-index: -1;
}

main {
    position: relative;
    z-index: 1;
}

/* Layout helpers */
.container {
    width: 100%;
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

section {
    padding: 4rem 0;
}

@media (min-width: 992px) {
    section {
        padding: 5rem 0;
    }
}

.section-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.section-kicker {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.35rem;
}

.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    color: var(--muted-text);
    max-width: 600px;
    margin: 0.5rem auto 0;
    font-size: 0.95rem;
}

/* Navbar */
header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(16px);
    background: linear-gradient(to bottom, rgba(5, 5, 20, 0.92), rgba(5, 5, 20, 0.75));
}

body:not(.dark-theme) header {
    background: linear-gradient(to bottom, rgba(248, 250, 252, 0.95), rgba(248, 250, 252, 0.75));
}

.brand-link {
    text-decoration: none;        /* remove underline */
    color: inherit !important;    /* inherit parent color */
}

.brand-link div {
    color: inherit !important;    /* ensures white/black based on theme */
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    font-size: 0.95rem;
    text-transform: uppercase;
}

.nav-logo-mark {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--primary-color);
}

.nav-logo-mark img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.nav-logo small {
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted-text);
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    font-size: 0.9rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--muted-text);
    font-weight: 500;
    position: relative;
    padding-bottom: 0.15rem;
}

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

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.15rem;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transition: width var(--transition-fast);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--muted-text);
}

.mode-toggle {
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: var(--bg-elevated);
    padding: 0.15rem 0.65rem;
    font-size: 0.8rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--muted-text);
    transition: all var(--transition-fast);
}

.mode-toggle i {
    font-size: 0.9rem;
}

.mode-toggle:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 28px rgba(15, 23, 42, 0.18);
    border-color: var(--primary-color);
}

@media (max-width: 768px) {
    .nav-links {
        position: absolute;
        left: 1.25rem;
        right: 1.25rem;
        top: 4rem;
        flex-direction: column;
        align-items: flex-start;
        background: var(--bg-elevated);
        border-radius: 16px;
        padding: 0.9rem 1rem 0.7rem;
        box-shadow: var(--shadow-soft);
        border: 1px solid var(--border-color);
        transform-origin: top;
        transform: scaleY(0.8);
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--transition-fast), transform var(--transition-fast);
    }
    .nav-links.open {
        opacity: 1;
        pointer-events: auto;
        transform: scaleY(1);
    }
    .nav-toggle {
        display: inline-flex;
        font-size: 1.7rem;        /* size of 3 dots */
        background: none;
        border: none;
        color: var(--text);
        cursor: pointer;
        padding: 6px 0px;
        line-height: 1;
        user-select: none;
    }
    .nav-toggle:hover {
    opacity: 0.7;
}
}

/* Hero */
#home {
    padding-top: 4.5rem;
}

.hero {
    display: grid;
    gap: 2.5rem;
    align-items: center;
}

@media (min-width: 900px) {
    .hero {
        grid-template-columns: 1.35fr 1fr;
    }
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    background: var(--primary-soft);
    border: 1px dashed rgba(31, 91, 255, 0.35);
    color: var(--muted-text);
    font-size: 0.8rem;
    margin-bottom: 0.7rem;
}

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

.hero-title {
    font-size: clamp(2rem, 3vw, 2.4rem);
    line-height: 1.2;
    margin-bottom: 0.65rem;
}

.hero-title span {
    background-image: linear-gradient(120deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    color: transparent;
}

.hero-tagline {
    font-size: 0.98rem;
    color: var(--muted-text);
    margin-bottom: 1rem;
    max-width: 540px;
}

.hero-highlight-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
    margin-bottom: 1.4rem;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.12);
    font-size: 0.75rem;
    color: var(--muted-text);
}

.chip i {
    color: var(--accent-color);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    align-items: center;
}

.btn-primary,
.btn-ghost {
    border-radius: 999px;
    padding: 0.55rem 1.2rem;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-weight: 600;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #2563eb);
    color: #ffffff;
    box-shadow: 0 18px 30px rgba(37, 99, 235, 0.45);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 24px 42px rgba(37, 99, 235, 0.65);
}

.btn-ghost {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid rgba(148, 163, 184, 0.7);
}

.btn-ghost:hover {
    background: var(--primary-soft);
    border-color: var(--primary-color);
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.4rem;
    margin-top: 1.4rem;
    font-size: 0.78rem;
    color: var(--muted-text);
}

.hero-meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.hero-meta-label {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
}

.hero-meta-value {
    font-size: 0.9rem;
    color: var(--text-color);
    font-weight: 600;
}

.hero-visual {
    position: relative;
}

.hero-card {
    border-radius: var(--radius-xl);
    background: var(--bg-elevated);
    padding: 1.4rem 1.3rem;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.hero-card-tag {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted-text);
    margin-bottom: 0.6rem;
}

.hero-stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.8rem;
}

.hero-stat-main {
    font-size: 1.6rem;
    font-weight: 700;
}

.hero-stat-sub {
    font-size: 0.8rem;
    color: var(--muted-text);
}

.badge-soft {
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    font-size: 0.75rem;
    background: var(--primary-soft);
    color: var(--primary-color);
}

.hero-card-list {
    list-style: none;
    margin-top: 0.5rem;
    display: grid;
    gap: 0.45rem;
    font-size: 0.85rem;
    color: var(--muted-text);
}

.hero-card-list li i {
    color: var(--accent-color);
    margin-right: 0.35rem;
}

.hero-badge-floating {
    position: absolute;
    right: 0.5rem;
    bottom: 0.5rem;
    padding: 0.5rem 0.7rem;
    border-radius: 16px;
    background: linear-gradient(135deg, #f97316, #ec4899);
    color: #fff;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 16px 30px rgba(236, 72, 153, 0.6);
}

.hero-badge-floating i {
    background: rgba(15, 23, 42, 0.15);
    padding: 0.3rem;
    border-radius: 999px;
}

/* About */
.about-grid {
    display: grid;
    gap: 1.8rem;
}

@media (min-width: 880px) {
    .about-grid {
        grid-template-columns: 1.4fr 1fr;
    }
}

.card {
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    padding: 1.4rem 1.3rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
}

.card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.6rem;
}

.card p {
    font-size: 0.92rem;
    color: var(--muted-text);
}

.bullet-list {
    margin-top: 0.6rem;
    padding-left: 1em;
    font-size: 0.92rem;
    color: var(--muted-text);
}

.bullet-list li {
    margin-bottom: 0.3rem;
}

.founder-name {
    font-weight: 700;
    margin-top: 0.6rem;
    margin-bottom: 0.1rem;
}

.founder-qual {
    font-size: 0.85rem;
    color: var(--muted-text);
}

.founder-quote {
    margin-top: 0.7rem;
    font-style: italic;
    font-size: 0.9rem;
    border-left: 3px solid var(--primary-color);
    padding-left: 0.7rem;
}

/* Faculties */
.faculty-grid {
    display: grid;
    gap: 1.1rem;
}

@media (min-width: 640px) {
    .faculty-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 900px) {
    .faculty-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.faculty-card {
    display: flex;
    gap: 0.8rem;
    padding: 0.9rem;
    border-radius: 16px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
    align-items: center;
}

.faculty-avatar {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    border-radius: 999px;
    overflow: hidden;
    border: 2px solid var(--primary-soft);
}

.faculty-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.faculty-info h4 {
    font-size: 0.95rem;
    margin-bottom: 0.1rem;
}

.faculty-info p {
    font-size: 0.8rem;
    color: var(--muted-text);
}

.faculty-tag {
    font-size: 0.75rem;
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    margin-top: 0.15rem;
}

/* Feedback */
.rating-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 1.2rem;
    margin-bottom: 1.8rem;
}

.rating-box {
    padding: 0.9rem 1.2rem;
    border-radius: 18px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.rating-score {
    font-size: 1.8rem;
    font-weight: 700;
}

.rating-stars {
    color: #facc15;
    font-size: 1.1rem;
}

.rating-meta {
    font-size: 0.8rem;
    color: var(--muted-text);
}

.rating-link {
    font-size: 0.85rem;
    text-decoration: none;
    color: var(--primary-color);
}

.rating-link i {
    margin-left: 0.25rem;
    font-size: 0.8rem;
}

.rating-info {
    max-width: 320px;
    font-size: 0.8rem;
    color: var(--muted-text);
}

.feedback-grid {
    display: grid;
    gap: 1.2rem;
}

@media (min-width: 880px) {
    .feedback-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.feedback-card {
    background: var(--bg-elevated);
    border-radius: 18px;
    padding: 1rem 1.1rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.feedback-header {
    display: flex;
    gap: 0.7rem;
    align-items: center;
}

.feedback-avatar {
    width: 44px;
    height: 44px;
    border-radius: 999px;
    overflow: hidden;
    border: 2px solid var(--primary-soft);
    flex-shrink: 0;
}

.feedback-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.feedback-name {
    font-size: 0.95rem;
    font-weight: 600;
}

.feedback-year {
    font-size: 0.75rem;
    color: var(--muted-text);
}

.feedback-stars {
    color: #facc15;
    font-size: 0.9rem;
}

.feedback-text {
    font-size: 0.86rem;
    color: var(--muted-text);
}

.feedback-cta {
    text-align: center;
    margin-top: 1.6rem;
}

.feedback-note {
    font-size: 0.9rem;
    color: var(--muted-text);
    margin-bottom: 0.5rem;
}

.thank-you-note {
    font-size: 0.8rem;
    color: var(--muted-text);
    margin-top: 0.5rem;
}

/* Memories */
.memories-grid {
    display: grid;
    gap: 0.9rem;
}

@media (min-width: 640px) {
    .memories-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.memory-card {
    position: relative;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-color);
}

.memory-card img {
    width: 100%;
    height: 170px;
    object-fit: cover;
    display: block;
}

.memory-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.75), transparent);
}

.memory-label {
    position: absolute;
    left: 0.75rem;
    bottom: 0.6rem;
    color: white;
    font-size: 0.82rem;
    font-weight: 500;
    z-index: 1;
}

.memory-label span {
    display: block;
    font-size: 0.7rem;
    opacity: 0.8;
}

.memories-text {
    margin: 1.4rem auto 0;
    max-width: 680px;
    font-size: 0.9rem;
    color: var(--muted-text);
    text-align: center;
}

/* Achievements */
.timeline {
    position: relative;
    padding-left: 0.6rem;
    margin-top: 1.4rem;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 1rem;
    top: 0.2rem;
    bottom: 0.2rem;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary-color), var(--accent-color));
    opacity: 0.7;
}

.timeline-item {
    position: relative;
    padding-left: 2.4rem;
    margin-bottom: 1rem;
}

.timeline-dot {
    position: absolute;
    left: 0.9rem;
    top: 0.35rem;
    width: 12px;
    height: 12px;
    border-radius: 999px;
    background: var(--bg-elevated);
    border: 2px solid var(--primary-color);
}

.timeline-year {
    font-weight: 600;
    font-size: 0.95rem;
}

.timeline-text {
    font-size: 0.86rem;
    color: var(--muted-text);
}

/* Result Gallery */
.result-gallery {
    margin-top: 18px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.result-card {
    position: relative;
    overflow: hidden;
    border-radius: 18px;
    height: 180px;
}

.result-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.4s ease;
    filter: brightness(0.95);
}

.result-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.2), rgba(0,0,0,0.65));
    opacity: 0;
    transition: 0.4s ease;
}

.result-label {
    position: absolute;
    bottom: 12px;
    left: 12px;
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
    z-index: 2;
    opacity: 0;
    transform: translateY(10px);
    transition: 0.3s ease;
}

.result-label span {
    display: block;
    font-size: 0.8rem;
    opacity: 0.85;
}

.result-card:hover img {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.result-card:hover .result-overlay {
    opacity: 1;
}

.result-card:hover .result-label {
    opacity: 1;
    transform: translateY(0px);
}

body.dark-theme .result-card img {
    filter: brightness(0.85);
}

/* Contact */
.contact-grid {
    display: grid;
    gap: 1.8rem;
}

@media (min-width: 880px) {
    .contact-grid {
        grid-template-columns: 1.1fr 1.1fr;
    }
}

.contact-item {
    font-size: 0.9rem;
    color: var(--muted-text);
    margin-bottom: 0.7rem;
}

.contact-item i {
    color: var(--primary-color);
    margin-right: 0.4rem;
}

.contact-form {
    display: grid;
    gap: 0.8rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.form-group label {
    font-size: 0.82rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: rgba(15, 23, 42, 0.02);
    padding: 0.6rem 0.7rem;
    outline: none;
    font-size: 0.9rem;
    color: var(--text-color);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.25);
    background: var(--bg-elevated);
}

.form-row {
    display: grid;
    gap: 0.8rem;
}

@media (min-width: 640px) {
    .form-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.form-helper {
    font-size: 0.76rem;
    color: var(--muted-text);
}

.form-helper .map-link {
    color: var(--primary-color);
    text-decoration: underline;
}

hr {
    border: none;
    border-top: 1px dashed var(--border-color);
    margin: 1rem 0;
}

.editor-profile {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 10px;
    padding: 15px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.03);
}

body.dark-theme .editor-profile {
    background: rgba(0, 0, 0, 0.25);
}

.editor-profile img {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-color);
}

.editor-text {
    color: var(--muted-text);
    font-size: 0.9rem;
    line-height: 1.5;
}

.editor-text a {
    color: var(--primary-color);
    text-decoration: underline;
}

.editor-text a:hover {
    opacity: 0.8;
}

.form-status {
    margin-top: 0.5rem;
    font-size: 0.8rem;
}

.form-status.success {
    color: #16a34a;
}

.form-status.error {
    color: #dc2626;
}

/* Footer */
footer {
    backdrop-filter: blur(14px);
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 2rem;
    margin-top: 3rem;
}

body.dark-theme footer {
    background: rgba(0, 0, 0, 0.25);
}

.footer-grid {
    max-width: 1200px;
    margin: auto;
    padding: 0 20px;
    display: grid;
    gap: 2.5rem;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-color);
    padding-left: 10px;
}

footer p,
footer li {
    font-size: 0.9rem;
    color: var(--muted-text);
    line-height: 1.6;
}

footer ul {
    list-style: none;
    padding: 0;
}

footer ul li a {
    color: var(--muted-text);
    text-decoration: none;
    transition: 0.3s;
}

footer ul li a:hover {
    color: var(--primary-color);
    margin-left: 4px;
}

.footer-bottom {
    text-align: center;
    margin-top: 2.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.2rem;
    font-size: 0.85rem;
    color: var(--muted-text);
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 1rem;
}

.footer-social a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(8px);
}

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

.icon-img {
    width: 22px;
    height: 22px;
    object-fit: contain;
    
    opacity: 0.9;
}

.footer-social a:hover .icon-img {
    filter: brightness(1) invert(0);
}

/* Utility */
.text-accent {
    color: var(--primary-color);
}

/* Perfect Floating Chat Button */
.chat-launcher {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;

    border: 2px solid rgba(255, 255, 255, 0.35);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);

    cursor: pointer;
    z-index: 999;
    transition: all 0.25s ease;
}

/* Make inner logo perfect circle */
.chat-launcher img {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    object-fit: cover;

    box-shadow: 0 0 8px rgba(0,0,0,0.4);
    transition: all 0.3s ease;
}

/* Hover & Press Effects */
.chat-launcher:hover {
    transform: scale(1.08);
    box-shadow: 0 10px 32px rgba(0, 0, 0, 0.35);
}

.chat-launcher:active {
    transform: scale(0.97);
    box-shadow: 0 6px 18px rgba(0,0,0,0.25);
}

/* Mobile View */
@media (max-width: 600px) {
    .chat-launcher {
        width: 60px;
        height: 60px;
        bottom: 18px;
        right: 18px;
    }

    .chat-launcher img {
        width: 45px;
        height: 45px;
    }
}