/* --- CSS VARIABLES & RESET --- */
:root {
    --primary-color: #e87933;
    --primary-color-dark: #d16b2b;
    --dark-text: #333333;
    --light-text: #5f5f5f;
    --border-color: #e0e0e0;
    --background-light: #fafafa;
    --background-white: #ffffff;
    --font-family: 'Poppins', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--dark-text);
    background-color: var(--background-white);
    background-image: radial-gradient(var(--border-color) 0.5px, transparent 0.5px);
    background-size: 15px 15px;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

h1, h2, h3 {
    line-height: 1.2;
    margin-bottom: 0.75rem;
    font-weight: 700;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.2rem; }
p { margin-bottom: 1rem; color: var(--light-text); }
a { color: var(--dark-text); text-decoration: none; }
ul { list-style: none; }

/* --- BUTTONS --- */
.btn {
    display: inline-block;
    padding: 0.6rem 1.5rem;
    border-radius: 6px;
    font-weight: 500;
    text-align: center;
    transition: background-color 0.2s ease, transform 0.2s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--background-white);
    border: 1px solid var(--primary-color);
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-color-dark);
    transform: translateY(-2px);
}

/* --- HEADER & NAVIGATION --- */
.main-header {
    background-color: var(--background-white);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo__icon {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo__text {
    display: none;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.profile-link svg {
    display: block;
}

.nav-toggle-checkbox {
    display: none;
}

.nav-toggle {
    display: block;
    cursor: pointer;
    z-index: 1001;
    color: var(--dark-text);
}

.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--background-white);
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    transform: translateX(-100%);
    transition: transform 0.3s ease-in-out;
    padding-top: 5rem;
}

#nav-toggle-checkbox:checked ~ .main-nav {
    transform: translateX(0);
}

.main-nav ul {
    display: flex;
    flex-direction: column;
}

.main-nav ul a {
    display: block;
    padding: 1rem 1.5rem;
    font-weight: 600;
    color: var(--dark-text);
    transition: background-color 0.2s, color 0.2s;
    text-transform: capitalize;
}

.main-nav ul a:hover,
.main-nav ul a.active {
    background-color: #f8f8f8;
    color: var(--primary-color);
}

/* --- IMPACT SECTION --- */
.impact-section {
    padding: 3rem 0;
}

.impact-header {
    text-align: center;
    max-width: 750px;
    margin: 0 auto 3.5rem auto;
}

.impact-header h1 {
    margin-bottom: 1rem;
}

.testimonials-wrapper,
.kpi-wrapper {
    margin-bottom: 4rem;
}

.testimonials-wrapper h2,
.kpi-wrapper h2 {
    margin-bottom: 2rem;
}

/* TESTIMONIALS */
.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
}

.testimonial-card__image-wrapper {
    margin-bottom: 1rem;
    overflow: hidden;
    border-radius: 12px;
}

.testimonial-card__image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.testimonial-card:hover .testimonial-card__image-wrapper img {
    transform: scale(1.05);
}

.testimonial-card__content h3 {
    color: var(--dark-text);
    margin-bottom: 0.5rem;
}

.testimonial-card__content p {
    color: var(--light-text);
    font-size: 0.95rem;
    margin: 0;
}

/* --- FULL-WIDTH BEAUTIFUL KPI SECTION --- */
.kpi-wrapper {
    width: 100%;
    background: linear-gradient(135deg, #e9f4ff, #ffffff);
    padding: 80px 40px;
    position: relative;
}

.kpi-wrapper h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 60px;
    color: #1a1a1a;
    font-weight: 700;
    letter-spacing: 0.5px;
}

/* Full-width responsive KPI grid */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 40px;
    width: 100%;
    margin: 0 auto;
}

/* Glassmorphic card styling */
.kpi-card {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    padding: 40px 25px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.kpi-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.1);
}

.kpi-card::before {
    content: "";
    position: absolute;
    top: -2px;
    right: -2px;
    bottom: -2px;
    left: -2px;
    background: linear-gradient(135deg, #6EC1E4, #9E8CFF);
    z-index: -1;
    border-radius: 22px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.kpi-card:hover::before {
    opacity: 1;
}

/* Typography */
.kpi-card__label {
    font-size: 1.1rem;
    color: #333;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 600;
}

.kpi-card__value {
    font-size: 3rem;
    font-weight: 800;
    color: #2c3e50;
    display: block;
    line-height: 1.2;
}


/* --- FOOTER --- */
.site-footer {
    background-color: var(--background-white);
    color: #f0f0f0;
    padding: 30px 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-align: center;
    border-top: 1px solid #fff;
}

.footer-wrapper {
    max-width: 960px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-link svg {
    width: 28px;
    height: 28px;
    fill: #ddd;
    transition: fill 0.3s ease;
    cursor: pointer;
}

.social-link:hover svg,
.social-link:focus svg {
    fill: #1da1f2;
    outline: none;
}

.social-link[aria-label="Facebook"]:hover svg {
    fill: #1877F2;
}

.social-link[aria-label="Instagram"]:hover svg {
    fill: #E4405F;
}

.social-link:focus {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

.site-footer p {
    margin: 0;
    font-weight: 500;
    letter-spacing: 0.03em;
}

/* --- RESPONSIVE --- */
@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .kpi-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 992px) {
    .nav-toggle {
        display: none;
    }

    .logo__text {
        display: block;
    }

    .header-container {
        display: grid;
        grid-template-columns: auto 1fr auto;
        gap: 2rem;
        align-items: center;
    }

    .main-nav {
        position: static;
        transform: none;
        height: auto;
        width: auto;
        background: none;
        box-shadow: none;
        padding: 0;
        justify-self: center;
    }

    .main-nav ul {
        display: flex;
        flex-direction: row;
        gap: 1.5rem;
        justify-content: center;
        align-items: center;
        white-space: nowrap;
    }

    .main-nav ul a {
        padding: 0.25rem 0;
        position: relative;
    }

    .main-nav ul a:hover,
    .main-nav ul a.active {
        background-color: transparent;
        color: var(--primary-color);
    }

    .main-nav ul a::after {
        content: '';
        position: absolute;
        bottom: -4px;
        left: 0;
        width: 100%;
        height: 2px;
        background-color: var(--primary-color);
        transform: scaleX(0);
        transition: transform 0.3s ease;
    }

    .main-nav ul a:hover::after,
    .main-nav ul a.active::after {
        transform: scaleX(1);
    }
}