/* ============================================================
   Zen Kumaş - Global Styles
   Design language: warm cream / ink / bronze, Playfair + Inter
   ============================================================ */

html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: #B08968;
    color: #fff;
}

/* Subtle scrollbar */
::-webkit-scrollbar {
    width: 9px;
}

::-webkit-scrollbar-track {
    background: #F1EAE0;
}

::-webkit-scrollbar-thumb {
    background: #C9B8A5;
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: #B08968;
}

/* ---------- Header / Navigation ---------- */
#site-header {
    transition: transform 0.3s ease-in-out, box-shadow 0.3s ease;
}

.nav-link {
    position: relative;
    color: #5B534A;
    transition: color 0.25s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 2px;
    background: #B08968;
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: #221E19;
}

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

.nav-link.active {
    color: #221E19;
    font-weight: 600;
}

/* Hamburger animation */
#menu-toggle .bar {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#menu-toggle.menu-open .bar-top {
    transform: translateY(7px) rotate(45deg);
}

#menu-toggle.menu-open .bar-mid {
    opacity: 0;
}

#menu-toggle.menu-open .bar-bot {
    transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Hero Slider ---------- */
/* Project spec: arrows stay 30px x 30px */
.swiper-button-next,
.swiper-button-prev {
    color: #fff;
    background-color: rgba(255, 255, 255, 0.16);
    backdrop-filter: blur(4px);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    transition: all 0.3s ease;
    top: 50%;
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
    background-color: rgba(255, 255, 255, 0.35);
    transform: scale(1.1);
}

.swiper-button-next::after,
.swiper-button-prev::after {
    font-size: 13px;
    font-weight: bold;
}

/* Project spec: pagination dots stay 8px */
.swiper-pagination-bullet {
    background-color: rgba(255, 255, 255, 0.55);
    opacity: 1;
    width: 8px;
    height: 8px;
    transition: all 0.3s ease;
}

.swiper-pagination-bullet-active {
    background-color: #D2B48C;
    transform: scale(1.2);
}

.hero-overlay {
    background:
        linear-gradient(90deg, rgba(34, 30, 25, 0.88) 0%, rgba(34, 30, 25, 0.55) 45%, rgba(34, 30, 25, 0.08) 78%),
        linear-gradient(0deg, rgba(34, 30, 25, 0.55) 0%, rgba(34, 30, 25, 0) 45%);
}

.slide-content {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s ease 0.35s, transform 0.8s ease 0.35s;
}

.swiper-slide-active .slide-content {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- Fabric Cards ---------- */
.fabric-card {
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.fabric-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px -20px rgba(34, 30, 25, 0.3);
}

.img-layer {
    transition: opacity 0.55s ease, transform 0.9s ease;
}

.fabric-card .img-back {
    opacity: 0;
    transform: scale(1.05);
}

.fabric-card:hover .img-back {
    opacity: 1;
    transform: scale(1);
}

.fabric-card:hover .img-front {
    opacity: 0;
}

/* ---------- Kumaşlar page filter items ---------- */
.filter-item {
    color: #5B534A;
    transition: all 0.2s ease;
}

.filter-item:hover {
    background: #F1EAE0;
    color: #221E19;
}

.filter-item.active {
    background: #B08968;
    color: #fff;
    font-weight: 600;
}

/* ---------- Chatbot ---------- */
#chatbot-widget {
    transition: all 0.3s ease;
    z-index: 100;
}

#chatbot-toggle {
    z-index: 99;
}

#chatbot-messages {
    max-height: 300px;
    scrollbar-width: thin;
}

.chat-msg {
    max-width: 85%;
    padding: 0.55rem 0.8rem;
    font-size: 0.85rem;
    line-height: 1.45;
    border-radius: 1rem;
    display: inline-block;
    animation: msgIn 0.3s ease;
}

.msg-bot {
    background: #F1EAE0;
    color: #221E19;
    border-bottom-left-radius: 0.35rem;
}

.msg-user {
    background: #B08968;
    color: #fff;
    border-bottom-right-radius: 0.35rem;
}

@keyframes msgIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chat-chip {
    border: 1px solid #D2B48C;
    color: #8C6B4F;
    font-size: 0.72rem;
    padding: 0.25rem 0.7rem;
    border-radius: 999px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.chat-chip:hover {
    background: #B08968;
    color: #fff;
    border-color: #B08968;
}

/* Typing indicator */
.typing-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #8D857B;
    display: inline-block;
    animation: typing 1.2s infinite;
}

.typing-dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {

    0%,
    60%,
    100% {
        opacity: 0.3;
        transform: translateY(0);
    }

    30% {
        opacity: 1;
        transform: translateY(-4px);
    }
}

/* ---------- Scroll reveal ---------- */
.reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- Forms ---------- */
.form-input {
    width: 100%;
    padding: 0.7rem 0.9rem;
    border: 1px solid #E4DBCE;
    border-radius: 0.75rem;
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.form-input:focus {
    border-color: #B08968;
    box-shadow: 0 0 0 3px rgba(176, 137, 104, 0.18);
}

/* ---------- Misc ---------- */
.text-shadow-hero {
    text-shadow: 0 2px 20px rgba(34, 30, 25, 0.5);
}

@media (max-width: 768px) {

    .swiper-button-next,
    .swiper-button-prev {
        display: none;
    }
}