/* ============================================
   ASHTAMI DESIGN STUDIO — Components (Part 1)
   Buttons, Cards, Project Cards, Testimonials,
   Logo Bar, Badges, Timeline, Accordion
   ============================================ */

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-xl);
    font-family: var(--font-body);
    font-size: var(--fs-small);
    font-weight: var(--fw-semibold);
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(-100%);
    transition: transform var(--duration-normal) var(--ease-out);
}

.btn:hover::after {
    transform: translateX(0);
}

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

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

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

.btn--accent:hover {
    background: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    color: var(--color-white);
    transform: translateY(-2px);
}

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

.btn--outline:hover {
    background: var(--color-primary-light);
    color: var(--color-primary-darker);
    transform: translateY(-2px);
}

.btn--ghost {
    background: transparent;
    color: var(--color-primary-dark);
    border-color: transparent;
    padding-left: 0;
    padding-right: 0;
}

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

.btn--ghost::after {
    display: none;
}

.btn--sm {
    padding: var(--space-xs) var(--space-lg);
    font-size: var(--fs-xs);
}

.btn--lg {
    padding: var(--space-md) var(--space-2xl);
    font-size: var(--fs-body);
}

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

/* ── Cards ── */
.card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--duration-normal) var(--ease-out),
        box-shadow var(--duration-normal) var(--ease-out);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.card__image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    transition: transform var(--duration-slow) var(--ease-out);
}

.card:hover .card__image {
    transform: scale(1.05);
}

.card__image-wrapper {
    overflow: hidden;
    position: relative;
}

.card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(74, 53, 58, 0.7) 0%, transparent 60%);
    display: flex;
    align-items: flex-end;
    padding: var(--space-lg);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
}

.card:hover .card__overlay {
    opacity: 1;
}

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

.card__label {
    display: inline-block;
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    letter-spacing: var(--ls-wider);
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.card__title {
    font-size: var(--fs-h4);
    margin-bottom: var(--space-xs);
}

.card__meta {
    font-size: var(--fs-small);
    color: var(--color-text-muted);
}

.card__excerpt {
    color: var(--color-text-light);
    font-size: var(--fs-small);
    margin-top: var(--space-sm);
}

/* ── Project Card ── */
.project-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
}

.project-card__image {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    transition: transform var(--duration-slower) var(--ease-out);
}

.project-card:hover .project-card__image {
    transform: scale(1.08);
}

.project-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(74, 53, 58, 0.85) 0%, rgba(74, 53, 58, 0.1) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-xl);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
}

.project-card:hover .project-card__overlay,
.project-card:focus-within .project-card__overlay {
    opacity: 1;
}

/* Touch devices have no hover, so this overlay never appeared and the
   portfolio read as a column of unlabelled photographs on a phone.
   Show it permanently wherever hover is unavailable. */
@media (hover: none) {
    .project-card__overlay {
        opacity: 1;
    }
}

.project-card__title {
    color: var(--color-white);
    font-size: var(--fs-h4);
    margin-bottom: var(--space-2xs);
}

.project-card__location {
    color: var(--color-primary-light);
    font-size: var(--fs-small);
    letter-spacing: var(--ls-wide);
}

.project-card__cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-white);
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    letter-spacing: var(--ls-wider);
    text-transform: uppercase;
    margin-top: var(--space-md);
    transition: gap var(--duration-normal) var(--ease-out);
}

.project-card:hover .project-card__cta {
    gap: var(--space-sm);
}

/* ── Testimonial ── */
.testimonial {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-xl);
}

.testimonial__quote {
    font-family: var(--font-accent);
    font-size: var(--fs-h3);
    font-style: italic;
    color: var(--color-primary-darker);
    line-height: var(--lh-relaxed);
    margin-bottom: var(--space-lg);
    position: relative;
}

.testimonial__quote::before {
    content: '\201C';
    position: absolute;
    top: -20px;
    left: -10px;
    font-size: 4rem;
    color: var(--color-primary-lighter);
    font-family: var(--font-heading);
    line-height: 1;
}

.testimonial__author {
    font-weight: var(--fw-semibold);
    color: var(--color-primary-dark);
    font-size: var(--fs-small);
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
}

.testimonial__project {
    font-size: var(--fs-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-2xs);
}

/* ── Logo Bar ── */
.logo-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3xl);
    flex-wrap: wrap;
    padding: var(--space-xl) 0;
}

.logo-bar__item {
    height: 30px;
    opacity: 0.4;
    filter: grayscale(100%);
    transition: opacity var(--duration-normal) var(--ease-out), filter var(--duration-normal) var(--ease-out);
}

.logo-bar__item:hover {
    opacity: 0.8;
    filter: grayscale(0%);
}

/* ── Badge ── */
.badge {
    display: inline-block;
    padding: var(--space-2xs) var(--space-sm);
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
    border-radius: var(--radius-full);
    background: var(--color-primary-lightest);
    color: var(--color-primary-dark);
}

.badge--outline {
    background: transparent;
    border: 1px solid var(--color-primary-light);
}

/* ── Timeline ── */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--color-primary-lighter);
}

.timeline__item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--space-3xl);
    position: relative;
}

.timeline__item:nth-child(odd) {
    flex-direction: row-reverse;
    text-align: right;
}

.timeline__dot {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--fw-bold);
    font-size: var(--fs-body-lg);
    flex-shrink: 0;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-base);
    box-shadow: 0 0 0 6px var(--color-bg), var(--shadow-md);
}

.timeline__content {
    width: calc(50% - 48px);
    padding: var(--space-lg);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.timeline__content h4 {
    margin-bottom: var(--space-xs);
}

/* ── Accordion ── */
.accordion__item {
    border-bottom: var(--border-thin);
}

.accordion__trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) 0;
    font-family: var(--font-heading);
    font-size: var(--fs-h4);
    font-weight: var(--fw-medium);
    color: var(--color-primary-darker);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: color var(--duration-normal) var(--ease-out);
}

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

.accordion__icon {
    width: 24px;
    height: 24px;
    position: relative;
    flex-shrink: 0;
}

.accordion__icon::before,
.accordion__icon::after {
    content: '';
    position: absolute;
    background: var(--color-primary);
    transition: transform var(--duration-normal) var(--ease-out);
}

.accordion__icon::before {
    width: 100%;
    height: 2px;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
}

.accordion__icon::after {
    width: 2px;
    height: 100%;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
}

.accordion__item.active .accordion__icon::after {
    transform: translateX(-50%) rotate(90deg);
    opacity: 0;
}

.accordion__body {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration-slow) var(--ease-out);
}

.accordion__item.active .accordion__body {
    max-height: 500px;
}

.accordion__content {
    padding-bottom: var(--space-lg);
    color: var(--color-text-light);
    line-height: var(--lh-relaxed);
}