/* =====================
   RESET & BASE STYLES
   ===================== */

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

:root {
    --primary-dark-blue: #434E78;
    --secondary-blue: #607B8F;
    --white: #FFFFFF;
    --accent-orange: #E97F4A;
    --light-bg: #F7F9FC;
    --divider-gray: #E5E8EE;
    --text-dark: #111111;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* =====================
   TYPOGRAPHY
   ===================== */

h1 {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--white);
    margin-bottom: 1rem;
}

h2 {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--primary-dark-blue);
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.3;
    color: var(--primary-dark-blue);
    margin-bottom: 0.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--secondary-blue);
}

a {
    text-decoration: none;
    color: inherit;
}

/* =====================
   HEADER
   ===================== */

.header {
    background-color: var(--white);
    padding: .5rem 1.25rem;
    border-bottom: 1px solid var(--divider-gray);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 1rem;
    justify-content: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-dark-blue);
    letter-spacing: -0.02em;
}

.header .header-cta {
    padding: 0.625rem 1.25rem;
    font-size: 0.9rem;
    min-width: auto;
    white-space: nowrap;
    display: none;
}

/* =====================
   HERO SECTION
   ===================== */

.hero {
    position: relative;
    min-height: 480px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1.25rem;
    background-image: url('images/hero-image.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgb(0 0 0 / 85%), rgb(0 87 151 / 75%));
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 600px;
}

.hero-subheadline {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--white);
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* =====================
   CTA BUTTONS
   ===================== */

.cta-button {
    display: inline-block;
    background-color: var(--accent-orange);
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(233, 127, 74, 0.3);
    cursor: pointer;
    border: none;
    min-height: 48px;
    min-width: 200px;
}

.cta-button:hover {
    background-color: #d86f3a;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(233, 127, 74, 0.4);
}

.cta-button:active {
    transform: translateY(0);
}

/* =====================
   MAIN CONTENT
   ===================== */

.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

.content-section {
    margin: 2rem 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.content-section.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-card {
    background-color: var(--white);
    border-radius: 12px;
    padding: 2rem 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--divider-gray);
}

/* =====================
   FEATURES GRID
   ===================== */

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.feature-item {
    text-align: center;
    padding: 1.5rem;
    background-color: var(--light-bg);
    border-radius: 8px;
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.feature-item h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.feature-item p {
    font-size: 0.9rem;
    color: var(--secondary-blue);
}

/* =====================
   LISTS
   ===================== */

.checkmark-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.checkmark-list li {
    padding: 0.5rem 0;
    padding-left: 2rem;
    position: relative;
    color: var(--secondary-blue);
    font-size: 1rem;
}

.checkmark-list li:before {
    content: "✔";
    position: absolute;
    left: 0;
    color: var(--accent-orange);
    font-weight: bold;
    font-size: 1.2rem;
}

.compatibility-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.compatibility-list li {
    padding: 0.4rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--secondary-blue);
}

.compatibility-list li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-dark-blue);
    font-size: 1.5rem;
    line-height: 1;
}

.note {
    font-size: 0.9rem;
    color: var(--secondary-blue);
    font-style: italic;
    margin-top: 1rem;
}

/* =====================
   CTA SECTION
   ===================== */

.cta-section {
    margin: 3rem 0;
}

.cta-card {
    background: linear-gradient(135deg, var(--light-bg), var(--white));
    text-align: center;
    padding: 3rem 2rem;
    border: 2px solid var(--accent-orange);
}

.main-cta {
    margin-top: 1rem;
}

/* =====================
   TRANSPARENCY CARD
   ===================== */

.transparency-card {
    background-color: var(--light-bg);
    border-left: 4px solid var(--accent-orange);
}

.transparency-card p {
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

/* =====================
   FOOTER
   ===================== */

.footer {
    background-color: #1B211A;
    padding: 2rem 1.25rem;
    margin-top: 4rem;
    border-top: 1px solid var(--divider-gray);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-content p {
    font-size: 0.85rem;
    color: #fff;
    margin-bottom: 0.5rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
    flex-wrap: wrap;
}

.footer-links a {
    font-size: 0.85rem;
    color: #fff;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #fff;
}

.separator {
    color: var(--divider-gray);
}

/* =====================
   STICKY BOTTOM CTA (MOBILE)
   ===================== */

.sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--accent-orange);
    padding: 0.75rem 1.25rem;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    opacity: 0;
    transform: translateY(100%);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.sticky-cta.visible {
    opacity: 1;
    transform: translateY(0);
}

.sticky-cta-button {
    width: 100%;
    background-color: var(--white);
    color: var(--accent-orange);
    box-shadow: none;
    font-size: 0.95rem;
    padding: 0.875rem 1.5rem;
}

.sticky-cta-button:hover {
    background-color: var(--light-bg);
    color: var(--accent-orange);
}

/* =====================
   RESPONSIVE - TABLET
   ===================== */

@media (min-width: 600px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .header {
        padding: 1.25rem 2rem;
    }

    .logo-text {
        font-size: 1.5rem;
    }

    .header-cta {
        padding: 0.75rem 1.75rem;
        font-size: 1rem;
    }

    .hero {
        min-height: 520px;
    }

    .section-card {
        padding: 2.5rem 2rem;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }

    .sticky-cta {
        display: none;
    }
}

/* =====================
   RESPONSIVE - DESKTOP
   ===================== */

@media (min-width: 960px) {
    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2rem;
    }

    .header {
        padding: 1.5rem 2rem;
    }

    .hero {
        min-height: 560px;
    }

    .hero-content {
        max-width: 700px;
    }

    .section-card {
        padding: 3rem 2.5rem;
    }

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

    .main-content {
        padding: 0 2rem;
    }

    .content-section {
        margin: 3rem 0;
    }

    .sticky-cta {
        display: none;
    }

    .header .header-cta {
        display: block;
    }

    .header-container {
        justify-content: space-between;
    }
}