/*
==================================
  TABLE OF CONTENTS
==================================
1.  GLOBAL VARIABLES
2.  RESET & BASE STYLES
3.  TYPOGRAPHY
4.  LAYOUT & HELPERS
5.  HEADER & NAVIGATION
6.  COMPONENTS
    - Buttons
    - Cards
    - Forms
    - Accordion
7.  SECTIONS & PAGES
    - Hero
    - Philosophy
    - Services
    - Testimonials
    - CTA
    - Footer
    - Legal & Error Pages
8.  ANIMATIONS & UTILITIES
9.  MEDIA QUERIES
==================================
*/

/* 1. GLOBAL VARIABLES */
:root {
    /* Color Palette */
    --color-primary: #2E4A3D;       /* Deep Forest Green */
    --color-secondary: #F5F5DC;     /* Beige */
    --color-accent: #E07A5F;        /* Terracotta */
    --color-accent-hover: #C66A50; /* Darker Terracotta */
    --color-text-main: #1A1A1A;     /* Soft Black */
    --color-text-muted: #555555;   /* Warm Grey */
    --color-bg-body: #FAFAF5;       /* Warm White */
    --color-bg-section: #F0F0E8;   /* Light Sage */
    --color-border: #D8D8D0;       /* Soft Border */

    /* Typography */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Lato', Helvetica, sans-serif;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;
    --line-height-relaxed: 1.8;
    --letter-spacing-wide: 0.02em;

    /* Spacing */
    --space-xs: 12px;
    --space-sm: 24px;
    --space-md: 48px;
    --space-lg: 96px;
    --space-xl: 144px;
    --container-width: 1200px;
    --container-padding: 2rem;

    /* Borders & Effects */
    --border-radius-sm: 8px;
    --border-radius-lg: 30px;
    --shadow-soft: 0 10px 30px rgba(46, 74, 61, 0.05);
    --shadow-hover: 0 20px 40px rgba(46, 74, 61, 0.1);
    --transition-slow: all 0.4s ease-in-out;
}

/* 2. RESET & BASE STYLES */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-main);
    background-color: var(--color-bg-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* 3. TYPOGRAPHY */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: var(--space-sm);
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: clamp(1.1rem, 2vw, 1.25rem); }

.heading-secondary { margin-bottom: var(--space-md); }
.heading-tertiary { margin-bottom: var(--space-xs); }

p {
    margin-bottom: 1.5rem;
}

.subheading {
    display: block;
    font-family: var(--font-body);
    font-weight: var(--font-weight-bold);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    margin-bottom: var(--space-xs);
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: var(--transition-slow);
}

a:hover {
    color: var(--color-accent-hover);
}

ul {
    list-style: none;
}

.italic { font-style: italic; }

blockquote {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 1.25rem;
    color: var(--color-text-muted);
    border-left: 3px solid var(--color-accent);
    padding-left: var(--space-sm);
    margin: var(--space-md) 0;
}

/* 4. LAYOUT & HELPERS */
.container {
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.section {
    padding: var(--space-lg) 0;
}

.section--bg {
    background-color: var(--color-bg-section);
}

.grid {
    display: grid;
    gap: var(--space-md);
}

.grid--2-cols { grid-template-columns: 1fr 1fr; }
.grid--3-cols { grid-template-columns: repeat(3, 1fr); }
.grid--center-v { align-items: center; }

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

/* 5. HEADER & NAVIGATION */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--space-xs) 0;
    transition: background-color 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease;
}

.header--scrolled {
    background-color: rgba(250, 250, 245, 0.95);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(5px);
}

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

.header__logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    text-decoration: none;
}

.nav__list {
    display: flex;
    gap: var(--space-sm);
}

.nav__link {
    color: var(--color-text-main);
    font-weight: var(--font-weight-bold);
    padding: 0.5rem 0;
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width 0.3s ease;
}

.nav__link:hover::after, .nav__link--active::after {
    width: 100%;
}

.nav__toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.nav__toggle-bar {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    margin: 5px 0;
    transition: var(--transition-slow);
}

/* 6. COMPONENTS */

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--border-radius-lg);
    font-family: var(--font-body);
    font-weight: var(--font-weight-bold);
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-slow);
}

.btn--primary {
    background-color: var(--color-accent);
    color: var(--color-bg-body);
    border-color: var(--color-accent);
}

.btn--primary:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: var(--color-bg-body);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn--ghost {
    background-color: transparent;
    color: var(--color-bg-body);
    border-color: var(--color-bg-body);
}

.btn--ghost:hover {
    background-color: var(--color-bg-body);
    color: var(--color-primary);
}

.btn--link {
    padding: 0;
    border: none;
    background: none;
    color: var(--color-accent);
    font-weight: var(--font-weight-bold);
}

.btn--link:hover { color: var(--color-accent-hover); }

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

/* Cards */
.card {
    background-color: #fff;
    padding: var(--space-md);
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-soft);
    transition: var(--transition-slow);
    text-align: center;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.card__icon-wrapper {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

/* Forms */
.form__group {
    margin-bottom: var(--space-sm);
}

.form__label {
    display: block;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-xs);
    color: var(--color-text-muted);
}

.form__input, .form__textarea {
    width: 100%;
    padding: var(--space-xs);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form__input:focus, .form__textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(224, 122, 95, 0.2);
}

.form__error-message {
    color: #d9534f;
    font-size: 0.875rem;
    display: none;
    margin-top: 0.5rem;
}

.form__input.invalid, .form__textarea.invalid {
    border-color: #d9534f;
}

.form__input.invalid + .form__error-message, .form__textarea.invalid + .form__error-message {
    display: block;
}

.form__group--checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form__group--checkbox input {
    width: auto;
}

/* Accordion */
.accordion__item {
    border-bottom: 1px solid var(--color-border);
}
.accordion__header {
    width: 100%;
    background: none;
    border: none;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    padding: var(--space-sm) 0;
    cursor: pointer;
    position: relative;
    padding-right: 2rem;
    color: var(--color-primary);
}

.accordion__header::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    transition: transform 0.3s ease;
    color: var(--color-accent);
}

.accordion__item.active .accordion__header::after {
    transform: translateY(-50%) rotate(45deg);
}

.accordion__content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
    color: var(--color-text-muted);
}
.accordion__content p { margin-top: 1rem; }

/* 7. SECTIONS & PAGES */

/* Hero */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-bg-body);
    position: relative;
    padding: var(--container-padding);
}

.hero__bg {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image: url('../images/bg-1767608479007-143.jpg');
    background-size: cover;
    background-position: center;
    z-index: -2;
}

.hero__bg::after {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(46, 74, 61, 0.7);
    z-index: -1;
}

.hero__title { color: inherit; }

.hero-page {
    padding: 12rem 0 var(--space-md) 0;
    background-color: var(--color-bg-section);
    text-align: center;
}

.hero-page__title { font-size: 3.5rem; }
.hero-page__subtitle { font-size: 1.25rem; color: var(--color-text-muted); max-width: 600px; margin: 0 auto; }

/* Philosophy */
.philosophy__image-wrapper {
    position: relative;
}
.philosophy__image {
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-soft);
}

/* Services */
.service-detail__image {
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-soft);
}
.checklist {
    list-style: none;
    margin-top: var(--space-sm);
}
.checklist li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
}
.checklist li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Testimonials */
.section--testimonials {
    background-color: var(--color-bg-section);
}

.testimonial-slider {
    position: relative;
    max-width: 800px;
    margin: var(--space-md) auto 0;
    overflow: hidden;
}

.testimonial-slider__track {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.testimonial-slider__slide {
    min-width: 100%;
    padding: 0 var(--space-sm);
}

.testimonial-card {
    background-color: var(--color-bg-body);
    padding: var(--space-md);
    border: 0;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-soft);
    text-align: center;
}

.testimonial-card__avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto var(--space-sm);
    border: 3px solid var(--color-accent);
}

.testimonial-card__text {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--color-text-main);
    margin-bottom: var(--space-sm);
}

.testimonial-card__cite {
    font-style: normal;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-muted);
}

.testimonial-slider__controls {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    transform: translateY(-50%);
    pointer-events: none;
}

.testimonial-slider__btn {
    background-color: rgba(255, 255, 255, 0.7);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
    cursor: pointer;
    pointer-events: all;
    transition: var(--transition-slow);
    color: var(--color-primary);
    margin: 0 -15px;
}

.testimonial-slider__btn:hover {
    background-color: var(--color-accent);
    color: #fff;
}

/* CTA */
.cta-banner {
    background-color: var(--color-accent);
    color: #fff;
    padding: var(--space-lg);
    border-radius: var(--border-radius-lg);
    text-align: center;
}

.cta-banner h2 { color: inherit; }
.cta-banner .btn--primary { background-color: var(--color-bg-body); color: var(--color-accent); }
.cta-banner .btn--primary:hover { background-color: var(--color-bg-section); }

/* Footer */
.footer {
    background-color: var(--color-primary);
    color: var(--color-bg-body);
    padding: var(--space-lg) 0 0 0;
}

.footer a { color: var(--color-secondary); }
.footer a:hover { color: var(--color-accent); }

.footer__main {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
    padding-bottom: var(--space-md);
}

.footer__heading { color: #fff; margin-bottom: var(--space-sm); }

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--space-sm) 0;
    text-align: center;
    font-size: 0.9rem;
}

.form--newsletter {
    display: flex;
    gap: 0.5rem;
}

.form--newsletter input { flex-grow: 1; }
.form--newsletter .btn--accent { padding: var(--space-xs); border-radius: var(--border-radius-sm); }

/* About Page */
.about__image {
    border-radius: var(--border-radius-sm);
}
.credentials__list {
    margin-top: var(--space-md);
    position: relative;
    border-left: 2px solid var(--color-border);
    padding: var(--space-sm) 0;
}
.credentials__item {
    padding-left: var(--space-md);
    margin-bottom: var(--space-md);
    position: relative;
}
.credentials__item::before {
    content: '';
    position: absolute;
    left: -9px;
    top: 5px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--color-accent);
    border: 3px solid var(--color-bg-body);
}
.credentials__year { font-weight: var(--font-weight-bold); color: var(--color-text-muted); }
.credentials__title { margin: 0.5rem 0; }
.credentials__description { margin: 0; }

/* Legal & Error Pages */
.section--legal h1 { margin-bottom: var(--space-sm); }
.section--legal h2 { font-size: 1.5rem; margin-top: var(--space-md); border-bottom: 2px solid var(--color-border); padding-bottom: 0.5rem; }
.section--legal h3 { font-size: 1.2rem; margin-top: var(--space-sm); }

.error-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    text-align: center;
    background-color: var(--color-bg-section);
    padding: var(--container-padding);
}
.error-page__tagline { font-family: var(--font-heading); font-size: 8rem; color: var(--color-border); line-height: 1; }
.error-page__title { font-size: 2.5rem; margin-top: -2rem; }
.error-page__text { max-width: 500px; margin-left: auto; margin-right: auto; }
.error-page .btn { margin-top: var(--space-sm); }

/* 8. ANIMATIONS & UTILITIES */
.fade-in-element {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-element.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* 9. MEDIA QUERIES */
@media (max-width: 992px) {
    .grid--2-cols, .grid--3-cols {
        grid-template-columns: 1fr;
    }
    .grid--reversed > :first-child { grid-row: 2; }
}

@media (max-width: 768px) {
    .header__cta { display: none; }
    .nav__toggle { display: block; }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: var(--color-bg-body);
        box-shadow: -10px 0 20px rgba(0,0,0,0.1);
        transition: right 0.4s ease-in-out;
        padding-top: var(--space-lg);
    }

    .nav.is-open {
        right: 0;
    }

    .nav__list {
        flex-direction: column;
        align-items: center;
        gap: var(--space-md);
    }

    .nav__link { font-size: 1.2rem; }

    .hero { height: 80vh; }
    .hero__title { font-size: 2rem; }
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }

    .testimonial-slider__controls { display: none; }
}