* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --ink: #20202a;
    --muted: #777781;
    --line: #e8e8e8;
    --soft: #f5f5f3;
    --white: #ffffff;
    --dark: #25252d;
}

body {
    min-height: 100vh;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--ink);
    background: var(--white);
    line-height: 1.5;
}

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

button,
input {
    font: inherit;
}

.site-header {
    width: 100%;
    min-height: 74px;
    padding: 0 6%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.97);
    border-bottom: 1px solid #ededed;
    position: sticky;
    top: 0;
    z-index: 20;
}

.brand {
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -0.4px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 31px;
}

.main-nav a {
    font-size: 14px;
    color: #707078;
    transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--ink);
}

.order-hero {
    min-height: 390px;
    display: flex;
    align-items: center;
    padding: 70px 8%;
    background:
        linear-gradient(90deg, rgba(27, 27, 31, 0.92), rgba(27, 27, 31, 0.5), rgba(27, 27, 31, 0.18)),
        url("images/order-hero.jpg") center/cover no-repeat;
    background-color: #35353a;
}

.hero-content {
    max-width: 610px;
    color: #fff;
}

.eyebrow {
    margin-bottom: 10px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    color: #8a8a92;
}

.hero-content .eyebrow {
    color: #d7d7d9;
}

.hero-content h1 {
    font-size: clamp(44px, 6vw, 76px);
    line-height: 0.98;
    letter-spacing: -3px;
    margin-bottom: 23px;
    font-weight: 700;
}

.hero-text {
    max-width: 510px;
    font-size: 16px;
    color: #e1e1e3;
}

.order-section,
.recent-section {
    padding: 78px 8%;
}

.section-heading {
    margin-bottom: 34px;
}

.section-heading h2 {
    font-size: clamp(34px, 4vw, 48px);
    line-height: 1;
    letter-spacing: -2px;
    margin-bottom: 12px;
}

.section-heading > div > p:last-child {
    color: var(--muted);
    font-size: 15px;
}

.order-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
    gap: 24px;
    align-items: start;
}

.order-card,
.details-card {
    border: 1px solid var(--line);
    border-radius: 18px;
    background: #fff;
}

.order-card {
    min-height: 360px;
}

.details-card {
    padding: 30px;
    position: sticky;
    top: 96px;
}

.card-top {
    padding: 27px 30px 22px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    border-bottom: 1px solid var(--line);
}

.details-card .card-top {
    padding: 0 0 25px;
}

.card-label {
    margin-bottom: 5px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.6px;
    color: #99999f;
}

.card-top h3 {
    font-size: 21px;
    letter-spacing: -0.5px;
}

.small-link {
    font-size: 13px;
    color: #66666e;
    border-bottom: 1px solid #cfcfd2;
    padding-bottom: 2px;
}

.cart-items {
    padding: 8px 30px;
}

.cart-row {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 18px;
    align-items: center;
    padding: 19px 0;
    border-bottom: 1px solid #eeeeee;
}

.cart-row:last-child {
    border-bottom: 0;
}

.item-name {
    font-size: 15px;
    font-weight: 600;
}

.item-quantity {
    min-width: 35px;
    text-align: center;
    font-size: 13px;
    color: #777781;
}

.item-price {
    min-width: 85px;
    text-align: right;
    font-size: 14px;
    font-weight: 600;
}

.empty-cart {
    min-height: 260px;
    padding: 45px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.empty-icon {
    width: 38px;
    height: 38px;
    margin-bottom: 14px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--soft);
    color: #777781;
    font-size: 19px;
}

.empty-cart h4 {
    font-size: 17px;
    margin-bottom: 5px;
}

.empty-cart p {
    margin-bottom: 19px;
    color: var(--muted);
    font-size: 13px;
}

.order-total {
    margin: 0 30px;
    padding: 21px 0 26px;
    border-top: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.order-total span {
    font-size: 14px;
    color: var(--muted);
}

.order-total strong {
    font-size: 23px;
    letter-spacing: -0.6px;
}

.details-card label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 600;
}

.details-card input {
    width: 100%;
    height: 48px;
    padding: 0 14px;
    border: 1px solid #dddddf;
    border-radius: 9px;
    outline: none;
    color: var(--ink);
    background: #fff;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.details-card input::placeholder {
    color: #aaaab0;
}

.details-card input:focus {
    border-color: #98989f;
    box-shadow: 0 0 0 3px rgba(30, 30, 35, 0.06);
}

.form-note {
    display: flex;
    gap: 9px;
    align-items: flex-start;
    margin: 17px 0 22px;
    color: #7d7d84;
    font-size: 12px;
}

.note-dot {
    width: 7px;
    height: 7px;
    margin-top: 6px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: #8d8d92;
}

.button {
    border: 0;
    border-radius: 9px;
    min-height: 44px;
    padding: 0 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.15s ease, opacity 0.15s ease;
}

.button:hover {
    transform: translateY(-1px);
}

.button-dark {
    color: #fff;
    background: var(--dark);
}

.submit-button {
    width: 100%;
}

.submit-button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
    transform: none;
}

.order-message {
    min-height: 20px;
    margin-top: 14px;
    font-size: 13px;
    text-align: center;
}

.order-message.success {
    color: #3f6d4c;
}

.order-message.error {
    color: #a84e4e;
}

.recent-section {
    background: #f7f7f5;
}

.recent-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 30px;
}

.refresh-button {
    min-height: 40px;
    padding: 0 17px;
    border: 1px solid #d9d9d7;
    border-radius: 8px;
    background: #fff;
    color: #424249;
    cursor: pointer;
}

.refresh-button:hover {
    background: #f0f0ee;
}

.orders-list {
    display: grid;
    gap: 10px;
}

.order-history-row {
    min-height: 78px;
    padding: 17px 21px;
    display: grid;
    grid-template-columns: 1.5fr 1fr 0.7fr 0.8fr;
    gap: 18px;
    align-items: center;
    border: 1px solid #e6e6e4;
    border-radius: 12px;
    background: #fff;
}

.history-name {
    font-weight: 600;
    font-size: 14px;
}

.history-date {
    color: #8a8a91;
    font-size: 12px;
}

.history-total {
    font-size: 14px;
    font-weight: 600;
}

.status {
    justify-self: end;
    padding: 6px 10px;
    border-radius: 20px;
    background: #f0f0ee;
    color: #66666d;
    font-size: 11px;
    text-transform: capitalize;
}

.loading-state,
.no-orders {
    padding: 55px 20px;
    text-align: center;
    color: #89898f;
    font-size: 14px;
}

.ai-button {
    width: 54px;
    height: 54px;
    position: fixed;
    right: 28px;
    bottom: 27px;
    z-index: 50;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #292930;
    color: #fff;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.18);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ai-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.23);
}

.ai-button span {
    font-size: 21px;
    line-height: 1;
}

@media (max-width: 850px) {
    .site-header {
        padding: 0 5%;
    }

    .main-nav {
        gap: 16px;
    }

    .main-nav a {
        font-size: 12px;
    }

    .order-hero {
        min-height: 330px;
        padding: 55px 7%;
    }

    .order-section,
    .recent-section {
        padding: 60px 6%;
    }

    .order-layout {
        grid-template-columns: 1fr;
    }

    .details-card {
        position: static;
    }

    .order-history-row {
        grid-template-columns: 1fr 1fr;
    }

    .status {
        justify-self: start;
    }
}

@media (max-width: 560px) {
    .site-header {
        min-height: 64px;
    }

    .brand {
        font-size: 15px;
    }

    .main-nav {
        gap: 11px;
    }

    .main-nav a:nth-child(4) {
        display: none;
    }

    .order-hero {
        min-height: 300px;
    }

    .hero-content h1 {
        letter-spacing: -2px;
    }

    .card-top {
        padding-left: 20px;
        padding-right: 20px;
    }

    .cart-items {
        padding-left: 20px;
        padding-right: 20px;
    }

    .order-total {
        margin-left: 20px;
        margin-right: 20px;
    }

    .cart-row {
        grid-template-columns: 1fr auto;
    }

    .item-quantity {
        display: none;
    }

    .item-price {
        min-width: 70px;
    }

    .details-card {
        padding: 22px;
    }

    .recent-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .order-history-row {
        grid-template-columns: 1fr;
        gap: 7px;
    }

    .status {
        justify-self: start;
    }

    .ai-button {
        right: 18px;
        bottom: 18px;
        width: 50px;
        height: 50px;
    }
}