@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;600;700&family=Cabin:wght@400;500;700&display=swap');

:root {
    --x75-primary: #0891b2;
    --x75-secondary: #0e7490;
    --x75-accent: #a855f7;
    --x75-background: #ecfeff;
    --x75-text: #164e63;
    --x75-muted: #67e8f9;
    --x75-white: #ffffff;
    --x75-dark: #0f172a;

    --st-max-width: 1200px;
    --st-section-padding-desktop: 100px 0;
    --st-section-padding-tablet: 60px 0;
    --st-section-padding-mobile: 40px 0;

    --st-border-radius-sm: 4px;
    --st-border-radius-md: 8px;
    --st-border-radius-lg: 12px;

    --st-transition-speed: 0.3s;
}

/* Base Reset & Global Styles */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Cabin', sans-serif;
    color: var(--x75-text);
    background-color: var(--x75-background);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background-color: var(--x75-accent);
    color: var(--x75-white);
}

a {
    color: var(--x75-primary);
    text-decoration: none;
    transition: color var(--st-transition-speed) ease;
}

a:hover {
    color: var(--x75-secondary);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Typography Scale */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Archivo', sans-serif;
    color: var(--x75-dark);
    line-height: 1.2;
    margin-bottom: 0.8em;
    font-weight: 700;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -0.04em;
}

h2 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

h3 {
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

h4 {
    font-size: 1.5rem;
    font-weight: 600;
}

h5 {
    font-size: 1.25rem;
    font-weight: 600;
}

h6 {
    font-size: 1rem;
    font-weight: 500;
}

p {
    margin-bottom: 1em;
}

/* Utility Classes */
.st-container {
    max-width: var(--st-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.st-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.st-flex {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.st-text-center {
    text-align: center;
}

/* Buttons */
.st-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: var(--st-border-radius-md);
    font-family: 'Archivo', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--st-transition-speed) ease;
    text-decoration: none;
    border: 2px solid transparent;
}

.st-btn-primary {
    background-color: var(--x75-primary);
    color: var(--x75-white);
    border-color: var(--x75-primary);
}

.st-btn-primary:hover {
    background-color: var(--x75-secondary);
    border-color: var(--x75-secondary);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(8, 145, 178, 0.3);
}

.st-btn-secondary {
    background-color: var(--x75-accent);
    color: var(--x75-white);
    border-color: var(--x75-accent);
}

.st-btn-secondary:hover {
    background-color: #9333ea;
    border-color: #9333ea;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(168, 85, 247, 0.3);
}

.st-btn-outline {
    background-color: transparent;
    color: var(--x75-primary);
    border-color: var(--x75-primary);
}

.st-btn-outline:hover {
    background-color: var(--x75-primary);
    color: var(--x75-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(8, 145, 178, 0.2);
}

/* Header & Navigation */
.st-header {
    background-color: #0d0d0d;
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.st-header .st-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.st-logo {
    font-family: 'Archivo', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--x75-white);
    text-decoration: none;
    letter-spacing: -0.05em;
}

.st-logo span {
    color: var(--x75-muted);
}

.st-nav-menu {
    list-style: none;
    display: flex;
    gap: 30px;
}

.st-nav-menu li a {
    color: var(--x75-white);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

.st-nav-menu li a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background-color: var(--x75-primary);
    transition: width var(--st-transition-speed) ease;
}

.st-nav-menu li a:hover::after {
    width: 100%;
}

.st-hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 10px;
    gap: 6px;
    position: relative;
    z-index: 1001;
}

.st-hamburger span {
    display: block;
    width: 30px;
    height: 3px;
    background-color: var(--x75-white);
    border-radius: 3px;
    transition: all var(--st-transition-speed) ease;
}

.st-hamburger.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.st-hamburger.active span:nth-child(2) {
    opacity: 0;
}

.st-hamburger.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Mobile Menu */
.st-mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 999;
    transform: translateX(100%);
    transition: transform var(--st-transition-speed) ease-in-out;
}

.st-mobile-nav.active {
    transform: translateX(0);
}

.st-mobile-nav ul {
    list-style: none;
    padding: 0;
    text-align: center;
}

.st-mobile-nav ul li {
    margin: 20px 0;
}

.st-mobile-nav ul li a {
    color: var(--x75-white);
    font-size: 2rem;
    font-family: 'Archivo', sans-serif;
    font-weight: 600;
    text-decoration: none;
    transition: color var(--st-transition-speed) ease;
}

.st-mobile-nav ul li a:hover {
    color: var(--x75-primary);
}

/* Hero Section */
.st-hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--x75-white);
    text-align: center;
    overflow: hidden;
}

.st-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.3) 50%, rgba(0, 0, 0, 0.7) 100%);
    z-index: 1;
}

.st-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.st-hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 20px;
}

.st-hero h1 {
    color: var(--x75-white);
    font-size: 4.5rem;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease-out backwards;
}

.st-hero-content p {
    font-size: 1.5rem;
    margin-bottom: 40px;
    font-weight: 400;
    animation: fadeInUp 1.2s ease-out backwards 0.2s;
}

.st-hero .st-btn {
    animation: fadeInUp 1.4s ease-out backwards 0.4s;
    font-size: 1.1rem;
    padding: 16px 32px;
}

/* Section Styling */
.st-section {
    padding: var(--st-section-padding-desktop);
    position: relative;
    overflow: hidden;
}

.st-section:nth-of-type(even) {
    background-color: var(--x75-muted);
}

.st-section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.st-section-header h2 {
    margin-bottom: 15px;
}

.st-section-header p {
    font-size: 1.15rem;
    color: var(--x75-dark);
}

/* Card Components */
.st-card {
    background-color: var(--x75-white);
    border-radius: var(--st-border-radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    padding: 30px;
    transition: transform var(--st-transition-speed) ease, box-shadow var(--st-transition-speed) ease;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    text-align: center;
}

.st-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.st-card-image {
    border-radius: var(--st-border-radius-md);
    margin-bottom: 20px;
    height: 200px;
    object-fit: cover;
}

.st-card h3 {
    margin-top: 0;
    font-size: 1.3rem;
    color: var(--x75-secondary);
}

.st-card p {
    font-size: 0.95rem;
    color: var(--x75-text);
    flex-grow: 1;
}

.st-card-icon {
    color: var(--x75-primary);
    font-size: 3rem;
    margin-bottom: 20px;
}

/* Form Styling */
.st-form-group {
    margin-bottom: 20px;
}

.st-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--x75-dark);
}

.st-form-group input[type="text"],
.st-form-group input[type="email"],
.st-form-group input[type="tel"],
.st-form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #cbd5e1;
    border-radius: var(--st-border-radius-md);
    font-family: 'Cabin', sans-serif;
    font-size: 1rem;
    color: var(--x75-text);
    background-color: var(--x75-white);
    transition: border-color var(--st-transition-speed) ease, box-shadow var(--st-transition-speed) ease;
}

.st-form-group input[type="text"]:focus,
.st-form-group input[type="email"]:focus,
.st-form-group input[type="tel"]:focus,
.st-form-group textarea:focus {
    outline: none;
    border-color: var(--x75-primary);
    box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.2);
}

.st-form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.st-form-submit {
    width: 100%;
    margin-top: 20px;
}

.st-form-message {
    margin-top: 15px;
    padding: 10px 15px;
    border-radius: var(--st-border-radius-md);
    font-weight: 500;
    text-align: center;
}

.st-form-message.success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #34d399;
}

.st-form-message.error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #ef4444;
}

/* Trust/Badge Elements */
.st-trust-item {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background-color: var(--x75-white);
    border-radius: var(--st-border-radius-lg);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    margin: 10px;
    font-weight: 500;
    color: var(--x75-dark);
    transition: transform var(--st-transition-speed) ease;
}

.st-trust-item:hover {
    transform: translateY(-3px);
}

.st-trust-item i {
    color: var(--x75-primary);
    font-size: 1.5rem;
}

/* FAQ Accordion */
.st-faq-item {
    background-color: var(--x75-white);
    border-radius: var(--st-border-radius-md);
    margin-bottom: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    transition: all var(--st-transition-speed) ease;
}

.st-faq-q {
    padding: 20px 25px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--x75-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--x75-background);
    transition: background-color var(--st-transition-speed) ease;
}

.st-faq-q:hover {
    background-color: var(--x75-muted);
}

.st-faq-q::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--x75-primary);
    transition: transform var(--st-transition-speed) ease;
}

.st-faq-item.active .st-faq-q {
    background-color: var(--x75-primary);
    color: var(--x75-white);
}

.st-faq-item.active .st-faq-q::after {
    content: '-';
    transform: rotate(180deg);
    color: var(--x75-white);
}

.st-faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--st-transition-speed) ease-out;
    padding: 0 25px;
    color: var(--x75-text);
}

.st-faq-item.active .st-faq-a {
    max-height: 500px; /* Sufficient height to show content */
    padding: 20px 25px;
}

.st-faq-a p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* Testimonial Section */
.st-testimonial-card {
    background-color: #f0f9ff;
    border-left: 5px solid var(--x75-primary);
    border-radius: var(--st-border-radius-md);
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    text-align: left;
}

.st-testimonial-card blockquote {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--x75-dark);
    margin-bottom: 20px;
    quotes: "\201C" "\201D" "\2018" "\2019";
}

.st-testimonial-card blockquote::before {
    content: open-quote;
    font-size: 3rem;
    line-height: 0;
    vertical-align: -0.4em;
    color: var(--x75-primary);
    margin-right: 5px;
    font-family: serif;
}

.st-testimonial-card blockquote::after {
    content: close-quote;
    font-size: 3rem;
    line-height: 0;
    vertical-align: -0.4em;
    color: var(--x75-primary);
    margin-left: 5px;
    font-family: serif;
}

.st-testimonial-card p:last-child {
    font-weight: 600;
    color: var(--x75-secondary);
    margin-bottom: 0;
}

/* Footer */
.st-footer {
    background-color: var(--x75-dark);
    color: var(--x75-white);
    padding: var(--st-section-padding-desktop) 0 30px 0;
    font-size: 0.9rem;
}

.st-footer .st-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
}

.st-footer-col h4 {
    color: var(--x75-muted);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.st-footer-col p,
.st-footer-col address {
    margin-bottom: 15px;
    color: #e0f2f7;
}

.st-footer-col ul {
    list-style: none;
}

.st-footer-col ul li {
    margin-bottom: 10px;
}

.st-footer-col ul li a {
    color: #e0f2f7;
    transition: color var(--st-transition-speed) ease;
}

.st-footer-col ul li a:hover {
    color: var(--x75-primary);
    text-decoration: underline;
}

.st-footer-bottom {
    text-align: center;
    margin-top: 60px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #e0f2f7;
}

.st-footer-bottom a {
    color: var(--x75-primary);
}

/* Visual Separators */
.st-separator {
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--x75-primary), var(--x75-accent));
    margin: 20px auto 40px auto;
    border-radius: 2px;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.st-animate {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.st-animate.st-animated {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 1024px) {
    h1 {
        font-size: 3.8rem;
    }

    h2 {
        font-size: 2.2rem;
    }

    .st-nav-menu {
        gap: 20px;
    }

    .st-section {
        padding: var(--st-section-padding-tablet);
    }

    .st-hero h1 {
        font-size: 3.5rem;
    }

    .st-hero-content p {
        font-size: 1.3rem;
    }
    
    .st-footer .st-container {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    }
}

@media (max-width: 768px) {
    .st-nav-menu {
        display: none;
    }

    .st-hamburger {
        display: flex;
    }

    h1 {
        font-size: 2.8rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    h3 {
        font-size: 1.6rem;
    }

    .st-hero h1 {
        font-size: 2.8rem;
    }

    .st-hero-content p {
        font-size: 1.1rem;
    }

    .st-btn {
        padding: 12px 24px;
        font-size: 0.95rem;
    }

    .st-card {
        padding: 25px;
    }

    .st-footer .st-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .st-footer-col h4 {
        margin-top: 30px;
    }

    .st-footer-col ul {
        padding-left: 0;
    }

    .st-section {
        padding: var(--st-section-padding-mobile);
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2.2rem;
    }

    h2 {
        font-size: 1.6rem;
    }

    .st-hero h1 {
        font-size: 2.2rem;
    }

    .st-hero-content p {
        font-size: 1rem;
    }

    .st-hero .st-btn {
        width: 100%;
    }

    .st-mobile-nav ul li a {
        font-size: 1.5rem;
    }

    .st-section-header {
        margin-bottom: 40px;
    }

    .st-form-group {
        margin-bottom: 15px;
    }

    .st-trust-item {
        flex-direction: column;
        text-align: center;
        padding: 15px;
    }
}

/* === Quality polish === */
button, [class*="btn"], [class*="cta"] { transition: all 0.3s ease; cursor: pointer; }
button:hover, [class*="btn"]:hover, [class*="cta"]:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.15); filter: brightness(1.05); }