/* ============================================
   COMPONENTS.CSS - Reusable UI Components
   ============================================ */

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-family: var(--font-primary);
    font-size: var(--fs-base);
    font-weight: var(--fw-semibold);
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

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

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

.btn--secondary {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn--secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

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

.btn--white:hover {
    background: var(--color-gray-100);
    transform: translateY(-2px);
}

.btn--large {
    padding: var(--space-4) var(--space-6);
    font-size: var(--fs-md);
}

.btn--icon {
    padding: var(--space-3);
    border-radius: var(--radius-full);
}

/* === Cards === */
.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.card__image {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
}

.card__body {
    padding: var(--space-5);
}

.card__icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
}

.card__icon svg {
    width: 32px;
    height: 32px;
    fill: var(--color-white);
}

.card__title {
    font-size: var(--fs-lg);
    margin-bottom: var(--space-2);
}

.card__text {
    color: var(--color-gray-500);
    font-size: var(--fs-sm);
    margin-bottom: var(--space-4);
}

/* === Section Headers === */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-10);
}

.section-header__label {
    display: inline-block;
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-3);
}

.section-header__title {
    font-size: var(--fs-3xl);
    margin-bottom: var(--space-4);
}

.section-header__subtitle {
    color: var(--color-gray-500);
    font-size: var(--fs-md);
}

/* === Navigation === */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.nav.scrolled {
    box-shadow: var(--shadow-md);
}

.nav__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-heading);
    font-size: var(--fs-lg);
    font-weight: var(--fw-bold);
    color: var(--color-dark);
}

.nav__logo-icon {
    width: 48px;
    height: 48px;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.nav__link {
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--color-gray-700);
    transition: color var(--transition-fast);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-primary);
}

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

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.nav__toggle-bar {
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    transition: all var(--transition-fast);
}

@media (max-width: 768px) {
    .nav__menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        justify-content: flex-start;
        padding-top: var(--space-8);
        gap: var(--space-4);
        background: var(--color-white);
        transform: translateX(100%);
        transition: transform var(--transition-base);
    }

    .nav__menu.open {
        transform: translateX(0);
    }

    .nav__toggle {
        display: flex;
    }

    .nav__toggle.open .nav__toggle-bar:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav__toggle.open .nav__toggle-bar:nth-child(2) {
        opacity: 0;
    }

    .nav__toggle.open .nav__toggle-bar:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
}

/* === Hero Section === */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-gray-900) 100%);
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    opacity: 0.3;
}

.hero__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero__label {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: rgba(192, 57, 43, 0.2);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--color-primary-light);
    margin-bottom: var(--space-5);
}

.hero__title {
    font-size: var(--fs-5xl);
    color: var(--color-white);
    margin-bottom: var(--space-5);
    line-height: 1.1;
}

.hero__title span {
    color: var(--color-primary);
}

.hero__subtitle {
    font-size: var(--fs-lg);
    color: var(--color-gray-300);
    margin-bottom: var(--space-6);
}

.hero__cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

@media (max-width: 768px) {
    .hero__title {
        font-size: var(--fs-3xl);
    }

    .hero__subtitle {
        font-size: var(--fs-base);
    }
}

/* === Accordion === */
.accordion {
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.accordion__item {
    border-bottom: 1px solid var(--color-gray-300);
}

.accordion__item:last-child {
    border-bottom: none;
}

.accordion__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-4) var(--space-5);
    background: var(--color-white);
    border: none;
    font-family: var(--font-primary);
    font-size: var(--fs-base);
    font-weight: var(--fw-semibold);
    color: var(--color-dark);
    text-align: left;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.accordion__header:hover {
    background: var(--color-gray-100);
}

.accordion__icon {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-base);
}

.accordion__item.open .accordion__icon {
    transform: rotate(180deg);
}

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

.accordion__content {
    padding: var(--space-4) var(--space-5);
    color: var(--color-gray-700);
    font-size: var(--fs-sm);
    line-height: 1.7;
}

/* === Footer === */
.footer {
    background: var(--color-dark);
    color: var(--color-gray-300);
    padding: var(--space-12) 0 var(--space-6);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

@media (max-width: 768px) {
    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
}

.footer__brand {
    max-width: 300px;
}

.footer__logo {
    font-family: var(--font-heading);
    font-size: var(--fs-xl);
    font-weight: var(--fw-bold);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.footer__desc {
    font-size: var(--fs-sm);
    line-height: 1.7;
    margin-bottom: var(--space-4);
}

.footer__heading {
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-4);
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer__link {
    font-size: var(--fs-sm);
    color: var(--color-gray-300);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-primary);
}

.footer__contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--fs-sm);
    margin-bottom: var(--space-3);
}

.footer__contact-item svg {
    width: 18px;
    height: 18px;
    fill: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-gray-700);
    font-size: var(--fs-xs);
}

@media (max-width: 768px) {
    .footer__bottom {
        flex-direction: column;
        gap: var(--space-3);
        text-align: center;
    }
}

/* === Forms === */
.form-group {
    margin-bottom: var(--space-4);
}

.form-label {
    display: block;
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--color-dark);
    margin-bottom: var(--space-2);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-primary);
    font-size: var(--fs-base);
    color: var(--color-dark);
    background: var(--color-white);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.1);
}

.form-input.error,
.form-textarea.error {
    border-color: var(--color-primary);
}

.form-error {
    font-size: var(--fs-xs);
    color: var(--color-primary);
    margin-top: var(--space-1);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

/* === Badge === */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    border-radius: var(--radius-full);
}

.badge--primary {
    background: rgba(192, 57, 43, 0.1);
    color: var(--color-primary);
}

.badge--accent {
    background: rgba(243, 156, 18, 0.1);
    color: var(--color-accent);
}

.badge--success {
    background: rgba(39, 174, 96, 0.1);
    color: var(--color-accent-green);
}