/* ============================================
   RESIGUARD LANDING PAGE - MOBILE-FIRST CSS
   ============================================ */

/* ===== 1. CSS RESET & BASE STYLES ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-body);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
}

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

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

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
}

/* ===== 2. CSS CUSTOM PROPERTIES (DESIGN TOKENS) ===== */
:root {
    /* Colors */
    --color-primary: #4A90A4;
    --color-primary-dark: #3A7080;
    --color-primary-light: #E8F4F8;
    --color-secondary: #F5F5F5;
    --color-text: #2C3E50;
    --color-text-light: #5A6C7D;
    --color-white: #FFFFFF;
    --color-success: #10B981;
    --color-warning: #F59E0B;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-hero: clamp(28px, 7vw, 52px);
    --font-size-h2: clamp(24px, 5vw, 40px);
    --font-size-h3: clamp(18px, 4vw, 24px);
    --font-size-body: 16px;
    --font-size-small: 14px;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 40px;
    --spacing-xl: 60px;

    /* Layout */
    --max-width: 1200px;
    --border-radius: 16px;
    --border-radius-sm: 8px;
    --tap-target: 44px;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);

    /* Transitions */
    --transition: 0.3s ease;
}

/* ===== 3. TYPOGRAPHY ===== */
h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: 1.2;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: var(--font-size-h2);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
}

/* ===== 4. LAYOUT & GRID SYSTEM ===== */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

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

/* ===== 5. COMPONENTS ===== */

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 28px;
    font-size: var(--font-size-body);
    font-weight: var(--font-weight-semibold);
    text-align: center;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition);
    min-height: var(--tap-target);
    touch-action: manipulation;
}

.btn--primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn--primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--primary:active {
    transform: translateY(0);
}

.btn--large {
    width: 100%;
    padding: 18px 32px;
    font-size: 18px;
    min-height: 60px;
}

@media (min-width: 768px) {
    .btn--large {
        width: auto;
        min-width: 300px;
    }
}

/* Cards */
.card {
    background: var(--color-white);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card__icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-sm);
    color: var(--color-primary);
}

.card__icon svg {
    width: 100%;
    height: 100%;
}

.card__title {
    font-size: var(--font-size-h3);
    margin-bottom: var(--spacing-sm);
}

.card__text {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
}

.card__list {
    list-style: none;
    text-align: left;
}

.card__list li {
    padding: var(--spacing-xs) 0;
    color: var(--color-text-light);
}

.card__value {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-small);
}

.card--featured {
    border: 2px solid var(--color-primary-light);
}

.cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

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

/* ===== 6. HEADER ===== */
.header {
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: var(--spacing-sm) 0;
}

.header__content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header__branding {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.header__logo {
    height: 50px;
    width: auto;
    max-width: 180px;
    /* Prevent overflow on small screens */
    object-fit: contain;
}

@media (min-width: 480px) {
    .header__logo {
        height: 60px;
        max-width: none;
    }
}

@media (min-width: 768px) {
    .header__logo {
        height: 80px;
    }
}

.header__tagline {
    font-size: 11px;
    color: var(--color-text-light);
    font-style: normal;
    margin-top: 2px;
    text-align: center;
}

@media (min-width: 768px) {
    .header__tagline {
        font-size: 13px;
    }
}

.btn--header {
    padding: 10px 20px;
    font-size: var(--font-size-small);
}

@media (min-width: 768px) {
    .btn--header {
        padding: 12px 24px;
        font-size: var(--font-size-body);
    }
}

/* ===== 7. HERO SECTION ===== */
.hero {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-white) 100%);
}

.hero__content {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.hero__title {
    font-size: var(--font-size-hero);
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.hero__subtitle {
    font-size: var(--font-size-h3);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    font-weight: var(--font-weight-normal);
}

.hero__image {
    margin-bottom: var(--spacing-md);
}

.hero__image img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    width: 100%;
}

.trust-badges {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
    margin-top: var(--spacing-lg);
}

@media (min-width: 768px) {
    .trust-badges {
        flex-direction: row;
        justify-content: center;
        gap: var(--spacing-lg);
    }
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-small);
    color: var(--color-text-light);
}

.trust-badge__icon {
    width: 24px;
    height: 24px;
    color: var(--color-success);
}

/* ===== 8. PROBLEM SECTION ===== */
.problem {
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.problem__hook {
    font-size: 18px;
    color: var(--color-text);
    font-weight: var(--font-weight-medium);
    margin: var(--spacing-lg) auto;
    max-width: 700px;
    line-height: 1.8;
}

/* ===== 9. SOLUTION SECTION ===== */
.solution {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-secondary);
    text-align: center;
}

.comparison {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .comparison {
        grid-template-columns: repeat(2, 1fr);
    }
}

.comparison__card {
    background: var(--color-white);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    position: relative;
}

.comparison__card--highlighted {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    transform: scale(1.05);
}

.comparison__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-warning);
    color: var(--color-white);
    padding: 4px 16px;
    border-radius: 20px;
    font-size: var(--font-size-small);
    font-weight: var(--font-weight-semibold);
}

.comparison__title {
    font-size: var(--font-size-h3);
    margin-bottom: var(--spacing-md);
}

.comparison__list {
    list-style: none;
    text-align: left;
}

.comparison__list li {
    padding: var(--spacing-xs) 0;
    font-size: 18px;
}

.comparison__card--highlighted .comparison__list li {
    color: var(--color-white);
}

.benefits {
    margin-top: var(--spacing-xl);
}

.benefits__title {
    font-size: var(--font-size-h3);
    margin-bottom: var(--spacing-md);
}

.benefits__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

@media (min-width: 768px) {
    .benefits__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.benefit {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-align: left;
}

.benefit__icon {
    width: 24px;
    height: 24px;
    color: var(--color-success);
    flex-shrink: 0;
}

/* ===== 10. HOW IT WORKS SECTION ===== */
.how-it-works {
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    position: relative;
}

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

.step {
    position: relative;
}

.step__number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    font-size: 28px;
    font-weight: var(--font-weight-bold);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.step__icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-sm);
    color: var(--color-primary);
}

.step__icon svg {
    width: 100%;
    height: 100%;
}

.step__title {
    font-size: var(--font-size-h3);
    margin-bottom: var(--spacing-sm);
}

.step__text {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
}

/* ===== 11. FAQ SECTION ===== */
.faq {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-secondary);
}

.accordion {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.accordion__item {
    background: var(--color-white);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
}

.accordion__header {
    width: 100%;
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    font-size: 18px;
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    min-height: var(--tap-target);
    transition: background-color var(--transition);
}

.accordion__header:hover {
    background-color: var(--color-primary-light);
}

.accordion__icon {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
    transition: transform var(--transition);
    flex-shrink: 0;
    margin-left: var(--spacing-sm);
}

.accordion__header[aria-expanded="true"] .accordion__icon {
    transform: rotate(180deg);
}

.accordion__content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition);
}

.accordion__content p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ===== 12. TESTIMONIALS SECTION ===== */
.testimonials {
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

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

.testimonial {
    background: var(--color-white);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.testimonial__photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto var(--spacing-md);
    object-fit: cover;
    border: 4px solid var(--color-primary-light);
}

.testimonial__quote {
    font-size: 16px;
    color: var(--color-text-light);
    font-style: italic;
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.testimonial__author {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    font-size: var(--font-size-small);
}

.trust-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0 var(--spacing-lg);
}

.trust-logo {
    background: var(--color-primary-light);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    font-size: var(--font-size-small);
}

/* ===== 13. URGENCY SECTION ===== */
.urgency {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-white) 100%);
    text-align: center;
}

.urgency__intro {
    font-size: 18px;
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.urgency__benefits {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.urgency__benefit {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    text-align: left;
}

.urgency__icon {
    width: 28px;
    height: 28px;
    color: var(--color-success);
    flex-shrink: 0;
}

.urgency__scarcity {
    background: var(--color-white);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) auto;
    max-width: 600px;
    box-shadow: var(--shadow-md);
}

.urgency__calendar {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-sm);
    color: var(--color-warning);
}

.urgency__scarcity p {
    margin-bottom: var(--spacing-xs);
}

.urgency__scarcity strong {
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
}

/* ===== 14. WHAT'S INCLUDED SECTION ===== */
.included {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-secondary);
    text-align: center;
}

.guarantee {
    background: var(--color-primary-light);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) auto;
    max-width: 700px;
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

/* ===== 15. FORM SECTION ===== */
.cta-form {
    padding: var(--spacing-xl) 0;
    text-align: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

.cta-form .section-title {
    color: var(--color-white);
}

.estimate-form {
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
}

.form-group input {
    width: 100%;
    padding: 14px;
    font-size: var(--font-size-body);
    border: 2px solid var(--color-white);
    border-radius: var(--border-radius-sm);
    background: rgba(255, 255, 255, 0.9);
    min-height: 50px;
    transition: border-color var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-warning);
    background: var(--color-white);
}

.btn--submit {
    margin-top: var(--spacing-md);
}

.form-microcopy {
    margin-top: var(--spacing-md);
    font-size: var(--font-size-small);
    color: rgba(255, 255, 255, 0.9);
}

.form-success {
    background: var(--color-white);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    max-width: 600px;
    margin: 0 auto;
    color: var(--color-text);
}

.form-success__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    color: var(--color-success);
}

.form-success h3 {
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.form-success p {
    color: var(--color-text-light);
}

.contact-options {
    margin-top: var(--spacing-xl);
}

.contact-options p {
    margin-bottom: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.9);
}

.contact-link {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--color-white);
    font-weight: var(--font-weight-semibold);
    font-size: 18px;
    text-decoration: underline;
}

/* ===== 16. FOOTER ===== */
.footer {
    padding: var(--spacing-xl) 0 var(--spacing-md);
    background-color: var(--color-text);
    color: var(--color-white);
    text-align: center;
}

.footer__logo-img {
    height: 40px;
    margin: 0 auto var(--spacing-md);
}

.footer__info,
.footer__links,
.footer__coverage,
.footer__trust,
.footer__legal {
    margin-bottom: var(--spacing-md);
}

.footer__info p {
    margin-bottom: var(--spacing-xs);
    color: rgba(255, 255, 255, 0.8);
}

.footer__info a {
    color: var(--color-white);
    text-decoration: underline;
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
}

@media (min-width: 768px) {
    .footer__links {
        flex-direction: row;
        justify-content: center;
        gap: var(--spacing-lg);
    }
}

.footer__links a {
    color: rgba(255, 255, 255, 0.9);
    transition: color var(--transition);
}

.footer__links a:hover {
    color: var(--color-white);
}

.footer__coverage,
.footer__trust {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-small);
}

.footer__legal {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-small);
}

/* ===== 17. STICKY CTA (MOBILE) ===== */
.sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-white);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.15);
    padding: var(--spacing-sm);
    z-index: 99;
    opacity: 0;
    transform: translateY(100%);
    transition: all var(--transition);
}

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

.btn--sticky {
    width: 100%;
}

@media (min-width: 768px) {
    .sticky-cta {
        display: none;
    }
}

/* ===== 18. UTILITY CLASSES ===== */
.text-center {
    text-align: center;
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

/* ===== 19. ANIMATIONS ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease;
}