/* ARCT Nigeria – Modern, elegant, professional */
:root {
    --color-primary: #0d1b4a;
    --color-primary-dark: #06102a;
    --color-primary-light: #1a2d5c;
    --color-gold: #b8860b;
    --color-gold-light: #d4af37;
    --color-gold-muted: rgba(184, 134, 11, 0.12);
    --color-accent: #b71c1c;
    --color-accent-hover: #8b0000;
    --color-text: #1c1c1c;
    --color-text-muted: #5c5c5c;
    --color-bg: #f8f9fb;
    --color-bg-alt: #f0f2f6;
    --color-bg-hero: linear-gradient(160deg, #06102a 0%, #0d1b4a 35%, #1a2d5c 70%, #0d1b4a 100%);
    --color-border: #e8eaed;
    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --max-width: 1120px;
    --spacing: 1.5rem;
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 14px;
    --shadow-sm: 0 1px 2px rgba(6, 16, 42, 0.04);
    --shadow: 0 4px 20px rgba(6, 16, 42, 0.06);
    --shadow-hover: 0 12px 40px rgba(6, 16, 42, 0.1);
    --transition: 0.25s ease;
    --tracking-tight: -0.025em;
    --tracking-wide: 0.04em;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 100%;
    scroll-behavior: smooth;
    overflow-x: hidden;
}
@media (max-width: 767px) {
    body {
        padding-top: 8.5rem;
    }
}
@media (min-width: 900px) {
    html {
        font-size: 106.25%; /* 17px */
    }
}

body {
    margin: 0;
    width: 100%;
    min-height: 100vh;
    overflow-x: hidden;
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: "kern" 1, "liga" 1;
    padding-top: 7.5rem;
}

.skip-link {
    position: absolute;
    top: -3rem;
    left: 0;
    padding: 0.5rem 1rem;
    background: var(--color-primary);
    color: #fff;
    z-index: 100;
    text-decoration: none;
}
.skip-link:focus {
    top: 0;
}

/* Sticky header wrapper – fixed at top on scroll (all pages); overflow on body can break sticky so use fixed */
.header-sticky-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 100;
}

/* Top bar – full width on all pages */
.top-bar {
    width: 100%;
    background: var(--color-primary-dark);
    color: rgba(255,255,255,0.9);
    font-size: 0.8125rem;
    font-weight: 500;
    padding: 0.5rem var(--spacing);
    border-bottom: 1px solid rgba(212, 175, 55, 0.18);
    letter-spacing: 0.01em;
}
.top-bar-inner {
    max-width: var(--max-width);
    width: 100%;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}
.top-bar-phone {
    font-weight: 500;
}
.top-bar-sep {
    opacity: 0.5;
}
.top-bar-email {
    color: rgba(255,255,255,0.95);
    text-decoration: none;
    transition: color var(--transition);
}
.top-bar-email:hover {
    color: var(--color-gold-light);
    text-decoration: underline;
}
.top-bar-parent {
    margin-left: auto;
    color: rgba(255,255,255,0.82);
    text-decoration: none;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: color var(--transition);
}
.top-bar-parent:hover {
    color: var(--color-gold-light);
    text-decoration: underline;
}
@media (max-width: 767px) {
    .top-bar-inner {
        justify-content: center;
    }
    .top-bar-parent {
        margin-left: 0;
        width: 100%;
        text-align: center;
    }
}

/* Header – full width on all pages, white like nigeria.alresalahct.com */
.site-header {
    width: 100%;
    background: #fff;
    color: var(--color-primary);
    box-shadow: 0 1px 0 var(--color-border), 0 2px 12px rgba(0,0,0,0.06);
}
.header-inner {
    max-width: var(--max-width);
    width: 100%;
    margin: 0 auto;
    padding: 0.75rem var(--spacing);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing);
}
.site-logo {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    letter-spacing: var(--tracking-tight);
    display: flex;
    align-items: center;
    transition: opacity var(--transition);
}
.site-logo:hover {
    color: var(--color-primary);
    opacity: 0.88;
    text-decoration: none;
}
.site-logo-img {
    display: block;
    max-height: 48px;
    width: auto;
    height: auto;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    background: rgba(13, 27, 74, 0.06);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--color-primary);
    transition: background var(--transition);
}
.nav-toggle-bar {
    display: block;
    width: 20px;
    height: 2px;
    background: currentColor;
    margin: 0 auto;
    border-radius: 1px;
}
@media (max-width: 767px) {
    .nav-toggle {
        display: flex;
    }
    .main-nav {
        display: none;
        width: 100%;
        order: 3;
        border-top: 1px solid var(--color-border);
        background: #fff;
    }
    .main-nav.is-open {
        display: block;
    }
    .main-nav ul {
        flex-direction: column;
        padding-top: var(--spacing);
    }
    .main-nav a {
        display: block;
        padding: 0.75rem 0;
        border-top: none;
        color: var(--color-primary);
    }
}

.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 0.125rem;
    flex-wrap: wrap;
}
.main-nav a {
    color: var(--color-primary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.9375rem;
    letter-spacing: 0.01em;
    transition: background var(--transition), color var(--transition);
}
.main-nav a:hover {
    background: var(--color-gold-muted);
    color: var(--color-primary);
}

/* Hero – full width edge to end; content below stays contained */
.hero {
    background: var(--color-bg-hero) center / cover no-repeat;
    background-image: url('../images/home_page.png');
    color: #fff;
    padding: 5rem var(--spacing) 5.5rem;
    text-align: center;
    margin: 0 0 2.5rem;
    position: relative;
    left: 50%;
    right: 50%;
    width: 100vw;
    margin-left: -50vw;
    margin-right: -50vw;
    overflow: hidden;
    min-height: 520px;
    display: flex;
    align-items: center;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(6, 16, 42, 0.82) 0%, rgba(13, 27, 74, 0.78) 50%, rgba(6, 16, 42, 0.88) 100%);
    pointer-events: none;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent 10%, var(--color-gold) 50%, transparent 90%);
    opacity: 0.7;
    pointer-events: none;
}
.hero-inner {
    max-width: 42rem;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}
.hero-label {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold-light);
    margin: 0 0 1rem;
    opacity: 0.95;
    text-shadow: 0 1px 4px rgba(0,0,0,0.35);
}
.hero h1 {
    font-size: clamp(1.85rem, 4.2vw, 2.75rem);
    font-weight: 700;
    margin: 0 0 1rem;
    line-height: 1.2;
    letter-spacing: var(--tracking-tight);
    text-shadow: 0 1px 3px rgba(0,0,0,0.4), 0 2px 12px rgba(0,0,0,0.3);
}
.hero-tagline {
    font-size: 1.0625rem;
    opacity: 0.95;
    margin: 0 0 1.75rem;
    line-height: 1.65;
    color: rgba(255,255,255,0.95);
    text-shadow: 0 1px 4px rgba(0,0,0,0.35);
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.875rem;
    justify-content: center;
}
.hero .btn {
    display: inline-block;
    padding: 0.85rem 1.75rem;
    font-size: 0.9375rem;
    font-weight: 600;
    font-family: var(--font-sans);
    text-decoration: none;
    border-radius: var(--radius);
    letter-spacing: 0.02em;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.hero .btn-primary {
    background: var(--color-accent);
    color: #fff;
    box-shadow: 0 4px 14px rgba(183, 28, 28, 0.35);
}
.hero .btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(183, 28, 28, 0.4);
}
.hero .btn-secondary {
    background: transparent;
    color: var(--color-gold-light);
    border: 2px solid rgba(212, 175, 55, 0.7);
}
.hero .btn-secondary:hover {
    background: rgba(212, 175, 55, 0.18);
    border-color: var(--color-gold-light);
    color: #fff;
    transform: translateY(-2px);
}

/* Main content – contained width with gaps both sides (like SkillTech / skilsinl.com) */
.main-content {
    max-width: var(--max-width);
    width: 100%;
    margin: 0 auto;
    padding: 2rem var(--spacing) 3.5rem;
    background: #fff;
    min-height: 40vh;
    box-shadow: var(--shadow-sm);
    overflow-x: visible;
}
/* Home page: no top padding so hero sits directly under header */
.page-home .main-content {
    padding-top: 0;
}

.page-intro {
    margin-bottom: 2.5rem;
}
.page-intro h1 {
    font-size: clamp(1.5rem, 2.8vw, 2rem);
    color: var(--color-primary);
    margin-top: 0;
    margin-bottom: 1rem;
    line-height: 1.3;
    font-weight: 700;
    letter-spacing: var(--tracking-tight);
}
.page-intro p {
    margin: 0 0 0.75rem;
    color: var(--color-text-muted);
    font-size: 1.0625rem;
    line-height: 1.75;
}
.page-intro .about-title {
    font-size: clamp(1.75rem, 3.2vw, 2.25rem);
    margin-bottom: 1rem;
}
.page-intro .about-title-accent {
    color: var(--color-accent);
}
.content-section h2 .h2-accent {
    color: var(--color-accent);
}
.accreditation-list {
    margin: 1rem 0 1.25rem 1.25rem;
    padding: 0;
    list-style: disc;
}
.accreditation-list li {
    margin-bottom: 0.5rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}
.content-section .alignment-subhead {
    font-size: 1.1rem;
    color: #fff;
    margin-top: 1.75rem;
    margin-bottom: 0.75rem;
    padding: 0.5rem 0.75rem;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    font-weight: 600;
    border-radius: var(--radius-sm);
    display: inline-block;
}

.content-section {
    margin-bottom: 2.75rem;
    padding: 1.75rem 0;
    border-bottom: 1px solid var(--color-border);
}
.content-section:last-child {
    border-bottom: 0;
}
.content-section h2 {
    font-size: 1.35rem;
    color: var(--color-primary);
    margin-top: 0;
    margin-bottom: 1rem;
    font-weight: 700;
    padding-bottom: 0.5rem;
    border-bottom: 3px solid var(--color-gold);
    display: inline-block;
    letter-spacing: var(--tracking-tight);
}
.content-section h3 {
    font-size: 1.1rem;
    margin: 1.25rem 0 0.5rem;
    color: var(--color-text);
    font-weight: 600;
    letter-spacing: 0.01em;
}

.highlight-section {
    background: var(--color-bg-alt);
    margin-left: calc(-1 * var(--spacing));
    margin-right: calc(-1 * var(--spacing));
    padding: 2.25rem var(--spacing);
    border-bottom: 0;
    border-left: 4px solid var(--color-gold);
}
.commitment {
    font-weight: 600;
    margin-top: 1.35rem;
    margin-bottom: 0;
    color: var(--color-primary);
    font-size: 1.0625rem;
}
.company-profile-download {
    margin-top: 1.35rem;
    margin-bottom: 0;
}
.btn-download {
    display: inline-block;
    padding: 0.7rem 1.4rem;
    font-weight: 600;
    font-size: 0.9375rem;
    letter-spacing: 0.02em;
    color: #fff;
    background: var(--color-accent);
    border-radius: var(--radius);
    text-decoration: none;
    transition: background var(--transition), transform var(--transition);
}
.btn-download:hover {
    background: var(--color-accent-hover);
    color: #fff;
    transform: translateY(-2px);
}

/* Why Choose cards (home) */
.why-choose-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.25rem;
    margin: 1.5rem 0 0;
}
.why-choose-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.why-choose-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
    border-color: var(--color-gold-muted);
}
.why-choose-card-icon {
    width: 46px;
    height: 46px;
    background: var(--color-primary);
    color: var(--color-gold-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    line-height: 1;
    letter-spacing: var(--tracking-tight);
}
.why-choose-card h3 {
    margin: 0 0 0.35rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: 0.01em;
}
.why-choose-card p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* Lists */
.specialize-list,
.cert-list,
.location-list,
.corporate-list {
    margin: 0.85rem 0;
    padding-left: 1.5rem;
    line-height: 1.75;
}
.specialize-list li,
.cert-list li,
.location-list li,
.corporate-list li {
    margin-bottom: 0.4rem;
}

.check-list {
    list-style: none;
    padding-left: 0;
    margin: 0.75rem 0;
}
.check-list li {
    position: relative;
    padding-left: 1.75rem;
    margin-bottom: 0.5rem;
}
.check-list li::before {
    content: '✔';
    position: absolute;
    left: 0;
    color: var(--color-gold);
    font-weight: bold;
}

.values-list {
    margin-top: 1rem;
}
.value-item {
    margin-bottom: 1.25rem;
}
.value-item h3 {
    margin-top: 0;
}
.value-item p {
    margin: 0.25rem 0 0;
}

.service-block {
    margin-bottom: 1.75rem;
}
.service-block h3 {
    margin-bottom: 0.5rem;
}
.service-block ul {
    margin: 0.35rem 0;
    padding-left: 1.5rem;
}

/* Training calendar */
.calendar-section .calendar-intro {
    margin-bottom: 1rem;
    color: var(--color-text-muted);
}
.calendar-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}
.calendar-search-label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}
.calendar-search {
    flex: 1;
    min-width: 200px;
    max-width: 320px;
    padding: 0.6rem 0.85rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
}
.calendar-search:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-gold-muted);
}
.calendar-count {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-weight: 500;
}
.calendar-wrap {
    overflow-x: auto;
    margin: 0 0 1rem;
    -webkit-overflow-scrolling: touch;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.calendar-table {
    width: 100%;
    min-width: 880px;
    border-collapse: collapse;
    font-size: 0.875rem;
}
.calendar-table-caption {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}
.calendar-section-row th.calendar-section-cell {
    padding: 0.55rem 0.85rem;
    background: var(--color-primary-light);
    color: #fff;
    font-weight: 700;
    font-size: 0.8125rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: left;
}
.calendar-table tbody tr.calendar-section-row:hover {
    background: transparent;
}
.calendar-table tbody tr.calendar-section-row:hover th.calendar-section-cell {
    background: var(--color-primary);
}
.calendar-table thead {
    position: sticky;
    top: 0;
    z-index: 2;
    background: var(--color-primary);
}
.calendar-table th {
    padding: 0.75rem 0.85rem;
    text-align: left;
    color: #fff;
    font-weight: 600;
    letter-spacing: 0.02em;
    white-space: nowrap;
    border: 1px solid rgba(255,255,255,0.15);
}
.calendar-table .col-sn { width: 3rem; text-align: center; }
.calendar-table .col-title { min-width: 220px; }
.calendar-table .col-batch { min-width: 118px; max-width: 200px; white-space: normal; }
.calendar-table td.col-batch.calendar-batch-current {
    background: rgba(184, 134, 11, 0.22);
    box-shadow: inset 0 0 0 2px var(--color-gold);
    font-weight: 600;
}
.calendar-table td {
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--color-border);
    vertical-align: top;
}
.calendar-table tbody tr.calendar-course-row:nth-child(even) {
    background: var(--color-bg-alt);
}
.calendar-table tbody tr.calendar-course-row:hover {
    background: var(--color-gold-muted);
}
.calendar-table tbody tr.calendar-section-row,
.calendar-table tbody tr.calendar-section-row:nth-child(even) {
    background: var(--color-primary-light);
}
.calendar-table .course-title {
    font-weight: 500;
    color: var(--color-text);
}
.calendar-footer {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--color-text-muted);
}
.calendar-footer a {
    color: var(--color-primary);
    font-weight: 500;
}
.calendar-footer a:hover {
    color: var(--color-accent);
}
@media (max-width: 767px) {
    .calendar-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    .calendar-search {
        max-width: none;
    }
}

.placeholder-cell {
    color: var(--color-text-muted);
    font-style: italic;
}

/* Contact */
.contact-info .address {
    font-style: italic;
    color: var(--color-text-muted);
}
.contact-info a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}
.contact-info a:hover {
    text-decoration: underline;
    color: var(--color-accent);
}

.contact-form-section .contact-form {
    max-width: 32rem;
    margin-top: 1rem;
}
.form-row {
    margin-bottom: 1.25rem;
}
.form-row label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.35rem;
    font-size: 0.95rem;
}
.form-row .required {
    color: var(--color-accent);
}
.form-row input[type="text"],
.form-row input[type="email"],
.form-row textarea {
    width: 100%;
    padding: 0.7rem 0.9rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
}
.form-row textarea {
    resize: vertical;
    min-height: 130px;
}
.form-row input:focus,
.form-row textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-gold-muted);
}
.honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}
.form-actions {
    margin-top: 1.5rem;
    margin-bottom: 0;
}
.form-actions button {
    padding: 0.8rem 1.6rem;
    font-size: 1rem;
    font-family: var(--font-sans);
    font-weight: 600;
    letter-spacing: 0.02em;
    color: #fff;
    background: var(--color-accent);
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
}
.form-actions button:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
}

.form-errors {
    list-style: none;
    padding: 1rem 1.25rem;
    margin: 0 0 1.25rem;
    background: #ffebee;
    border: 1px solid #ffcdd2;
    border-radius: var(--radius);
    color: #b71c1c;
}
.form-errors li {
    margin-bottom: 0.25rem;
}
.form-errors li:last-child {
    margin-bottom: 0;
}
.form-success {
    padding: 1.25rem;
    background: #f1f8e9;
    border: 1px solid #c5e1a5;
    border-radius: var(--radius);
    color: #33691e;
    font-weight: 500;
}

/* Footer */
.site-footer {
    width: 100%;
    margin-top: 3.5rem;
    padding: 2.75rem var(--spacing) 0;
    background: var(--color-primary-dark);
    color: rgba(255,255,255,0.88);
    border-top: 3px solid var(--color-gold);
}
.footer-inner {
    max-width: var(--max-width);
    width: 100%;
    margin: 0 auto;
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2.25rem;
    padding-bottom: 2.25rem;
    border-bottom: 1px solid rgba(212, 175, 55, 0.18);
}
.footer-col h3 {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-gold-light);
    margin: 0 0 1rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.footer-col p,
.footer-col li {
    font-size: 0.875rem;
    margin: 0 0 0.5rem;
    line-height: 1.6;
}
.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-col a {
    color: rgba(255,255,255,0.86);
    text-decoration: none;
    transition: color var(--transition);
}
.footer-col a:hover {
    color: var(--color-gold-light);
    text-decoration: underline;
}
.footer-address {
    font-style: italic;
    opacity: 0.9;
}
.footer-sister {
    margin-top: 1rem;
    font-size: 0.875rem;
    opacity: 0.92;
}
.footer-bottom {
    padding: 1.35rem 0;
    text-align: center;
    font-size: 0.8125rem;
    opacity: 0.85;
    letter-spacing: 0.02em;
}
.footer-bottom p {
    margin: 0;
}

@media (min-width: 768px) {
    .page-intro h1 {
        font-size: 2rem;
    }
    .content-section h2 {
        font-size: 1.5rem;
    }
}

/* Floating WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 56px;
    height: 56px;
    background: #25d366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.45);
    z-index: 9999;
    text-decoration: none;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.whatsapp-float:hover {
    background: #20bd5a;
    color: #fff;
    transform: scale(1.08);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}
.whatsapp-float-icon {
    width: 30px;
    height: 30px;
}
.whatsapp-float-label {
    position: absolute;
    right: calc(100% + 0.75rem);
    white-space: nowrap;
    background: #25d366;
    color: #fff;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.8125rem;
    font-weight: 600;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
    box-shadow: var(--shadow);
}
.whatsapp-float-label::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: #25d366;
}
.whatsapp-float:hover .whatsapp-float-label {
    opacity: 1;
}
@media (max-width: 480px) {
    .whatsapp-float {
        bottom: 1rem;
        right: 1rem;
        width: 52px;
        height: 52px;
    }
    .whatsapp-float-icon {
        width: 28px;
        height: 28px;
    }
    .whatsapp-float-label {
        display: none;
    }
}