:root {
    --ink: #102436;
    --muted: #607384;
    --blue: #0e62a3;
    --teal: #0aa6a6;
    --coral: #f2554b;
    --gold: #f6a623;
    --surface: #ffffff;
    --page-bg: #eef5f7;
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    overflow-x: hidden;
    background: var(--page-bg);
    color: var(--ink);
    font-family: Arial, Helvetica, sans-serif;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    width: 100%;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 10px 30px rgba(16, 36, 54, 0.08);
    backdrop-filter: blur(16px);
}

.header-inner {
    width: min(100%, 1240px);
    min-height: 96px;
    margin: 0 auto;
    padding: 16px 26px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.brand-link {
    display: flex;
    align-items: center;
    min-width: 0;
    flex: 1 1 auto;
    text-decoration: none;
}

.brand-name {
    width: min(720px, 50vw);
    height: auto;
    display: block;
}

.header-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 14px;
    flex: 0 0 auto;
}

.header-button,
.primary-action,
.secondary-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 13px 24px;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: 16px;
    font-weight: 800;
    line-height: 1.1;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease, background-color 180ms ease;
}

.header-button,
.primary-action {
    background: linear-gradient(135deg, var(--blue), var(--teal));
    color: #ffffff;
    box-shadow: 0 16px 36px rgba(14, 98, 163, 0.24);
}

.header-button-secondary {
    background: linear-gradient(135deg, var(--coral), var(--gold));
}

.secondary-action {
    border-color: rgba(255, 255, 255, 0.72);
    background: rgba(255, 255, 255, 0.14);
    color: #ffffff;
    backdrop-filter: blur(12px);
}

.header-button:hover,
.header-button:focus-visible,
.primary-action:hover,
.primary-action:focus-visible,
.secondary-action:hover,
.secondary-action:focus-visible {
    color: #ffffff;
    filter: brightness(1.06);
    box-shadow: 0 20px 42px rgba(16, 36, 54, 0.26);
    transform: translateY(-1px);
}

.page-shell {
    width: 100%;
}

.decision-hero {
    width: 100%;
}

.slider {
    position: relative;
    width: 100%;
    min-height: calc(100vh - 96px);
    overflow: hidden;
    background: #0f2231;
}

.slides {
    position: relative;
    min-height: calc(100vh - 96px);
}

.slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    min-height: 620px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: scale(1.02);
    transition: opacity 780ms ease, transform 1000ms ease, visibility 780ms ease;
}

.slide.is-active {
    z-index: 1;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: scale(1);
}

.slide.is-leaving {
    opacity: 0;
    transform: scale(0.99);
}

.slide-media,
.slide-shade {
    position: absolute;
    inset: 0;
}

.slide-media {
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    transform: scale(1.02);
}

.slide-shade {
    z-index: 1;
    background:
        linear-gradient(90deg, rgba(6, 22, 35, 0.88) 0%, rgba(7, 30, 47, 0.72) 38%, rgba(7, 30, 47, 0.16) 76%),
        linear-gradient(0deg, rgba(6, 22, 35, 0.48), rgba(6, 22, 35, 0.1));
}

.hero-slide-one .slide-media {
    background-image: url("/assets/image/slide-2.png");
    background-position: center center;
}

.admission-slide .slide-media {
    background-image: url("/assets/image/slide-1.png");
    background-position: center top;
}

.degree-slide .slide-media {
    background-image: url("/assets/image/slide-3.png");
    background-position: center top;
    transform: scaleX(-1) scale(1.02);
}

.hero-slide-one {
    align-items: flex-end;
}

.hero-slide-one .slide-shade {
    background:
        linear-gradient(180deg, rgba(6, 22, 35, 0.03) 0%, rgba(6, 22, 35, 0.08) 38%, rgba(7, 30, 47, 0.62) 68%, rgba(6, 22, 35, 0.94) 100%),
        linear-gradient(0deg, rgba(6, 22, 35, 0.28), transparent 54%);
}

.slide-content {
    position: relative;
    z-index: 2;
    width: min(690px, calc(100% - 48px));
    margin-left: max(24px, calc((100vw - 1180px) / 2));
    padding: 60px 0 138px;
    color: #ffffff;
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 680ms ease 180ms, transform 680ms ease 180ms;
}

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

.eyebrow,
.panel-label {
    margin: 0 0 12px;
    color: #9be7e8;
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 0;
    text-transform: uppercase;
}

.slide-content h1,
.slide-content h2 {
    margin: 0;
    max-width: 680px;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(42px, 5.8vw, 78px);
    font-weight: 700;
    line-height: 1.02;
}

.hero-slide-one .slide-content {
    width: min(940px, calc(100% - 48px));
    padding-top: 0;
    padding-bottom: 92px;
}

.hero-slide-one .slide-content h1 {
    max-width: 920px;
    font-size: clamp(40px, 4.8vw, 68px);
}

.slide-copy {
    margin: 18px 0 0;
    max-width: 610px;
    color: rgba(255, 255, 255, 0.9);
    font-size: clamp(18px, 2.1vw, 25px);
    font-weight: 700;
    line-height: 1.28;
}

.decision-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 30px;
}

.slide-actions {
    margin-top: 22px;
}

.course-list {
    width: min(560px, 100%);
    margin: 30px 0 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, minmax(92px, max-content));
    gap: 14px;
    list-style: none;
}

.course-list li {
    min-height: 42px;
    padding: 10px 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.32);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.13);
    color: #ffffff;
    font-size: 16px;
    font-weight: 900;
    line-height: 1;
    white-space: nowrap;
    backdrop-filter: blur(12px);
}

.degree-course-list {
    grid-template-columns: repeat(2, minmax(150px, max-content));
}

.phone-card {
    width: max-content;
    max-width: 100%;
    margin-top: 26px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: #ffffff;
    text-decoration: none;
}

.phone-icon {
    width: 52px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--coral), var(--gold));
    color: #ffffff;
    font-size: 25px;
    line-height: 1;
}

.phone-card small,
.phone-card strong {
    display: block;
}

.phone-card small {
    margin-bottom: 4px;
    color: rgba(255, 255, 255, 0.78);
    font-size: 12px;
    font-weight: 900;
    text-transform: uppercase;
}

.phone-card strong {
    color: #ffffff;
    font-size: 22px;
    font-weight: 900;
    line-height: 1;
}

.decision-panel {
    position: absolute;
    right: max(24px, calc((100vw - 1363px) / 2));
    bottom: 34px;
    z-index: 5;
    width: min(520px, calc(100% - 48px));
    padding: 16px;
    border: 1px solid rgba(255, 255, 255, 0.26);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.22);
    backdrop-filter: blur(20px);
}

.decision-panel .panel-label {
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.74);
}

.slider-dots {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.slider-dot {
    min-width: 0;
    min-height: 78px;
    padding: 12px;
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    text-align: left;
    transition: background-color 200ms ease, border-color 200ms ease, transform 200ms ease;
}

.slider-dot span,
.slider-dot strong {
    display: block;
}

.slider-dot span {
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.68);
    font-size: 12px;
    font-weight: 900;
    text-transform: uppercase;
}

.slider-dot strong {
    font-size: 16px;
    font-weight: 900;
    line-height: 1.1;
}

.slider-dot:hover,
.slider-dot:focus-visible,
.slider-dot.is-active {
    border-color: rgba(255, 255, 255, 0.7);
    background: rgba(255, 255, 255, 0.24);
    transform: translateY(-1px);
}

.slider-dot.is-active {
    box-shadow: inset 0 -3px 0 #9be7e8;
}

.slider-button {
    position: absolute;
    top: 50%;
    z-index: 6;
    width: 48px;
    height: 48px;
    border: 1px solid rgba(255, 255, 255, 0.56);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(12px);
    transform: translateY(-50%);
    transition: background-color 180ms ease, transform 180ms ease;
}

.slider-button::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 12px;
    height: 12px;
    border-top: 3px solid #ffffff;
    border-left: 3px solid #ffffff;
}

.slider-button-prev {
    left: 18px;
}

.slider-button-prev::before {
    transform: translate(-38%, -50%) rotate(-45deg);
}

.slider-button-next {
    right: 18px;
}

.slider-button-next::before {
    transform: translate(-62%, -50%) rotate(135deg);
}

.slider-button:hover,
.slider-button:focus-visible {
    background: rgba(255, 255, 255, 0.24);
    transform: translateY(-50%) scale(1.04);
}

@media (max-width: 980px) {
    .header-inner {
        min-height: 86px;
        gap: 18px;
    }

    .brand-name {
        width: min(560px, 42vw);
    }

    .header-nav {
        gap: 10px;
    }

    .header-button {
        min-height: 42px;
        padding: 10px 16px;
        font-size: 14px;
    }

    .slider,
    .slides {
        min-height: calc(100vh - 86px);
    }

    .slide {
        min-height: 620px;
        align-items: flex-start;
    }

    .slide-shade {
        background:
            linear-gradient(180deg, rgba(6, 22, 35, 0.9) 0%, rgba(7, 30, 47, 0.66) 48%, rgba(7, 30, 47, 0.28) 100%),
            linear-gradient(90deg, rgba(6, 22, 35, 0.52), rgba(6, 22, 35, 0.08));
    }

    .slide-content {
        width: calc(100% - 56px);
        margin-left: 28px;
        padding-top: 54px;
        padding-bottom: 220px;
    }

    .hero-slide-one {
        align-items: flex-end;
    }

    .hero-slide-one .slide-shade {
        background:
            linear-gradient(180deg, rgba(6, 22, 35, 0.04) 0%, rgba(6, 22, 35, 0.12) 34%, rgba(7, 30, 47, 0.68) 66%, rgba(6, 22, 35, 0.94) 100%),
            linear-gradient(0deg, rgba(6, 22, 35, 0.3), transparent 54%);
    }

    .hero-slide-one .slide-content {
        padding-top: 0;
        padding-bottom: 178px;
    }

    .decision-panel {
        right: 28px;
        bottom: 28px;
        left: 28px;
        width: auto;
    }
}

@media (max-width: 620px) {
    .site-header {
        position: relative;
    }

    .header-inner {
        min-height: auto;
        padding: 12px;
        display: grid;
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .brand-name {
        width: 100%;
        max-width: 100%;
    }

    .header-nav {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
        width: 100%;
    }

    .header-button {
        min-height: 40px;
        padding: 9px 8px;
        font-size: 12px;
        white-space: normal;
    }

    .slider,
    .slides {
        min-height: 720px;
    }

    .slide {
        min-height: 720px;
    }

    .hero-slide-one .slide-media {
        background-position: center top;
        background-size: 100% auto;
    }

    .admission-slide .slide-media {
        background-position: 78% top;
    }

    .degree-slide .slide-media {
        background-position:left bottom;
    }

    .slide-shade {
        background:
            linear-gradient(180deg, rgba(6, 22, 35, 0.92) 0%, rgba(7, 30, 47, 0.76) 46%, rgba(7, 30, 47, 0.4) 100%),
            linear-gradient(90deg, rgba(6, 22, 35, 0.5), rgba(6, 22, 35, 0.2));
    }

    .slide-content {
        width: calc(100% - 32px);
        margin-left: 16px;
        padding-top: 34px;
        padding-bottom: 94px;
    }

    .slide-content h1,
    .slide-content h2 {
        font-size: 38px;
    }

    .slide-copy {
        font-size: 18px;
    }

    .hero-slide-one .slide-shade {
        background:
            linear-gradient(180deg, rgba(6, 22, 35, 0.04) 0%, rgba(6, 22, 35, 0.12) 28%, rgba(7, 30, 47, 0.74) 58%, rgba(6, 22, 35, 0.96) 100%),
            linear-gradient(0deg, rgba(6, 22, 35, 0.34), transparent 52%);
    }

    .hero-slide-one .slide-content {
        padding-top: 0;
        padding-bottom: 94px;
    }

    .decision-actions {
        display: grid;
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .primary-action,
    .secondary-action {
        width: 100%;
        min-height: 46px;
        padding: 12px 16px;
        font-size: 15px;
        white-space: normal;
    }

    .course-list,
    .degree-course-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .course-list li {
        min-height: 38px;
        padding: 9px 10px;
        font-size: 14px;
        white-space: normal;
    }

    .phone-icon {
        width: 44px;
        height: 44px;
        font-size: 21px;
    }

    .phone-card strong {
        font-size: 18px;
    }

    .decision-panel {
        display: none;
    }

    .slider-dots {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .slider-dot {
        min-height: 58px;
        display: grid;
        grid-template-columns: 64px 1fr;
        align-items: center;
        gap: 8px;
    }

    .slider-dot span {
        margin: 0;
        font-size: 11px;
    }

    .slider-dot strong {
        font-size: 15px;
    }

    .slider-button {
        top: auto;
        bottom: 18px;
        width: 44px;
        height: 44px;
        background: rgba(6, 22, 35, 0.58);
        transform: none;
    }

    .slider-button-prev {
        left: 16px;
    }

    .slider-button-next {
        right: 16px;
    }

    .slider-button:hover,
    .slider-button:focus-visible {
        transform: scale(1.04);
    }
}

@media (prefers-reduced-motion: reduce) {
    .slide,
    .slide-content,
    .slider-button,
    .slider-dot,
    .header-button,
    .primary-action,
    .secondary-action {
        transition: none;
    }
}