/* ==========================================================================
   components.css — 可复用件：玻璃卡片 / 按钮 / 技能 / 项目卡 / 弹窗 / 提示
   ========================================================================== */

/* ---------- 玻璃卡片 ---------- */
.glass {
    position: relative;
    border-radius: var(--r-lg);
    border: 1px solid var(--line);
    /* 深色底 + 可调色雾：底色负责压住亮背景，色雾负责「玻璃颜色」 */
    background-color: var(--glass-base);
    background-image: linear-gradient(180deg,
        rgba(var(--glass-rgb, 255, 255, 255), var(--glass-a, 0.055)),
        rgba(var(--glass-rgb, 255, 255, 255), calc(var(--glass-a, 0.055) * 0.42)));
    backdrop-filter: blur(var(--blur)) saturate(140%);
    -webkit-backdrop-filter: blur(var(--blur)) saturate(140%);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

/* 毛玻璃关掉：卡片变成纯色块，不模糊；透明度由「纯色透明度」控制 */
body.glass-off .glass,
body.glass-off .project,
body.glass-off .contact-item {
    background-image: none;
    background-color: rgba(var(--glass-solid, 40, 44, 58), var(--solid-a, 1));
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

/* 顶部一条极淡的高光，模拟玻璃边缘 */
.glass::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--hair), transparent);
    opacity: 0.8;
    pointer-events: none;
}

/* 悬停时从指针处透出的光斑（由 JS 写 --gx/--gy） */
.glass--spot::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(
        280px circle at var(--gx, 50%) var(--gy, 0%),
        rgba(var(--c1-rgb), 0.16),
        transparent 65%
    );
    opacity: 0;
    transition: opacity 0.4s var(--ease);
    pointer-events: none;
}

.glass--spot:hover::after {
    opacity: 1;
}

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    height: 44px;
    padding: 0 20px;
    border-radius: var(--r-pill);
    font-size: var(--fs-sm);
    font-weight: 550;
    letter-spacing: 0.01em;
    white-space: nowrap;
    transition: transform 0.3s var(--ease), background 0.3s var(--ease),
        border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), color 0.3s var(--ease);
}

.btn svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 1.8;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.btn--primary {
    color: #fff;
    background: linear-gradient(135deg, rgba(var(--c1-rgb), 0.95), rgba(var(--c2-rgb), 0.8));
    box-shadow: var(--shadow-glow);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 22px 54px -18px rgba(var(--c1-rgb), 0.8);
}

.btn--ghost {
    color: var(--ink-2);
    border: 1px solid var(--line-strong);
    background: var(--surface-2);
}

.btn--ghost:hover {
    color: var(--hover-ink);
    border-color: var(--line-strong);
    background: var(--surface-2);
    transform: translateY(-2px);
}

.btn:active {
    transform: translateY(0) scale(0.99);
}

/* ---------- 技能 ---------- */
.skills {
    padding: var(--pad-card);
    display: flex;
    flex-direction: column;
    gap: 26px;
}

.skill-group__head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.skill-group__dot {
    width: 7px;
    height: 7px;
    border-radius: 2px;
    background: var(--grad-btn);
    box-shadow: 0 0 10px rgba(var(--c1-rgb), 0.8);
}

.skill-group__name {
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--ink);
    letter-spacing: 0.02em;
}

.skill-group__count {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--ink-4);
}

.skill-group__items {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
}

.chip {
    display: inline-flex;
    align-items: center;
    height: 34px;
    padding: 0 15px;
    border-radius: var(--r-pill);
    border: 1px solid var(--line);
    background: var(--surface-2);
    color: var(--ink-2);
    font-size: var(--fs-sm);
    letter-spacing: 0.01em;
    cursor: default;
    transition: color 0.3s var(--ease), background 0.3s var(--ease),
        border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.chip:hover {
    color: var(--hover-ink);
    border-color: rgba(var(--c2-rgb), 0.45);
    background: rgba(var(--c2-rgb), 0.1);
    transform: translateY(-2px);
    box-shadow: 0 10px 26px -14px rgba(var(--c2-rgb), 0.9);
}

/* ---------- 项目卡 ---------- */
.projects {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.project {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 22px;
    text-align: left;
    border-radius: var(--r-lg);
    border: 1px solid var(--line);
    background-color: var(--glass-base);
    background-image: linear-gradient(180deg,
        rgba(var(--glass-rgb, 255, 255, 255), var(--glass-a, 0.055)),
        rgba(var(--glass-rgb, 255, 255, 255), calc(var(--glass-a, 0.055) * 0.42)));
    backdrop-filter: blur(var(--blur));
    -webkit-backdrop-filter: blur(var(--blur));
    overflow: hidden;
    transition: transform 0.45s var(--ease), border-color 0.45s var(--ease),
        background 0.45s var(--ease), box-shadow 0.45s var(--ease);
}

.project::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(
        320px circle at var(--gx, 50%) var(--gy, 0%),
        rgba(var(--c1-rgb), 0.2),
        transparent 62%
    );
    opacity: 0;
    transition: opacity 0.45s var(--ease);
    pointer-events: none;
}

.project:hover {
    transform: translateY(-4px);
    border-color: var(--line-strong);
    box-shadow: var(--shadow-card), var(--shadow-glow);
}

.project:hover::after {
    opacity: 1;
}

.project__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.project__icon {
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    flex-shrink: 0;
    border-radius: 14px;
    border: 1px solid var(--hair);
    background: linear-gradient(145deg, rgba(var(--c1-rgb), 0.24), rgba(var(--c2-rgb), 0.13));
    color: var(--icon-ink);
}

.project__icon svg {
    width: 21px;
    height: 21px;
    stroke: currentColor;
    stroke-width: 1.6;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.project__arrow {
    display: grid;
    place-items: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid var(--line);
    color: var(--ink-3);
    transition: transform 0.4s var(--ease), color 0.3s var(--ease),
        border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.project__arrow svg {
    width: 14px;
    height: 14px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.project:hover .project__arrow {
    color: var(--icon-ink);
    border-color: rgba(var(--c2-rgb), 0.6);
    background: rgba(var(--c2-rgb), 0.16);
    transform: rotate(45deg);
}

.project__title {
    font-size: 16.5px;
    font-weight: 640;
    letter-spacing: -0.01em;
}

.project__desc {
    margin-top: 6px;
    font-size: var(--fs-sm);
    line-height: 1.7;
    color: var(--ink-3);
}

.project__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: auto;
    padding-top: 4px;
}

.tag {
    padding: 3px 9px;
    border-radius: 7px;
    border: 1px solid var(--line);
    background: var(--surface-2);
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.03em;
    color: var(--ink-3);
}

/* ---------- 关于 ---------- */
.about {
    padding: var(--pad-card);
    display: grid;
    gap: 18px;
}

.about__text {
    font-size: var(--fs-body);
    line-height: 1.95;
    color: var(--ink-2);
    white-space: pre-line;
}

.about__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 4px;
}

.meta-pill {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 13px;
    border-radius: var(--r-pill);
    border: 1px solid var(--line);
    background: var(--surface-2);
    font-size: var(--fs-xs);
    color: var(--ink-3);
}

.meta-pill svg {
    width: 13px;
    height: 13px;
    stroke: currentColor;
    stroke-width: 1.8;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ---------- 联系方式 ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 13px;
    padding: 16px 18px;
    text-align: left;
    border-radius: var(--r-md);
    border: 1px solid var(--line);
    background-color: var(--glass-base);
    transition: transform 0.35s var(--ease), border-color 0.35s var(--ease),
        background 0.35s var(--ease);
}

.contact-item:hover {
    transform: translateY(-2px);
    border-color: rgba(var(--c2-rgb), 0.4);
    background: rgba(var(--c2-rgb), 0.07);
}

.contact-item__icon {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    flex-shrink: 0;
    border-radius: 11px;
    border: 1px solid var(--hair);
    background: var(--surface-2);
    color: var(--ink-2);
}

.contact-item__icon svg {
    width: 17px;
    height: 17px;
    stroke: currentColor;
    stroke-width: 1.7;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.contact-item__body {
    min-width: 0;
}

.contact-item__label {
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-4);
    font-family: var(--font-mono);
}

.contact-item__value {
    margin-top: 2px;
    font-size: var(--fs-sm);
    color: var(--ink);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ---------- 弹窗（外链确认 / 通用） ---------- */
.modal {
    position: fixed;
    inset: 0;
    z-index: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--modal-scrim);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.28s var(--ease), visibility 0.28s var(--ease);
}

.modal.is-open {
    opacity: 1;
    visibility: visible;
}

.modal__dialog {
    width: min(420px, 100%);
    padding: 26px;
    border-radius: var(--r-lg);
    border: 1px solid var(--line-strong);
    background: var(--surface-3);
    box-shadow: 0 40px 90px -30px rgba(0, 0, 0, 0.95);
    transform: translateY(16px) scale(0.97);
    opacity: 0;
    transition: transform 0.34s var(--ease), opacity 0.34s var(--ease);
}

.modal.is-open .modal__dialog {
    transform: none;
    opacity: 1;
}

.modal__icon {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    margin-bottom: 16px;
    border-radius: 13px;
    border: 1px solid rgba(var(--c2-rgb), 0.3);
    background: rgba(var(--c2-rgb), 0.12);
    color: var(--c2);
}

.modal__icon svg {
    width: 19px;
    height: 19px;
    stroke: currentColor;
    stroke-width: 1.7;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.modal__title {
    font-size: 17px;
    font-weight: 650;
}

.modal__text {
    margin-top: 8px;
    font-size: var(--fs-sm);
    line-height: 1.7;
    color: var(--ink-3);
}

.modal__url {
    margin-top: 14px;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--line);
    background: rgba(var(--skel-rgb), 0.06);
    font-family: var(--font-mono);
    font-size: 11.5px;
    color: rgba(var(--c2-rgb), 0.9);
    word-break: break-all;
    line-height: 1.5;
}

.modal__actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 22px;
}

.modal__actions .btn {
    height: 40px;
    padding: 0 18px;
}

/* ---------- 轻提示 ---------- */
.toast {
    position: fixed;
    left: 50%;
    bottom: 34px;
    z-index: 950;
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 11px 18px;
    border-radius: var(--r-pill);
    border: 1px solid var(--line-strong);
    background: var(--surface-3);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 24px 50px -20px rgba(0, 0, 0, 0.9);
    font-size: var(--fs-sm);
    color: var(--ink);
    transform: translate(-50%, 16px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease),
        visibility 0.3s var(--ease);
}

.toast.is-open {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
}

.toast svg {
    width: 15px;
    height: 15px;
    stroke: #34d399;
    stroke-width: 2.2;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ---------- 空状态 ---------- */
.empty {
    padding: 40px 20px;
    text-align: center;
    color: var(--ink-4);
    font-size: var(--fs-sm);
}

/* ---------- 骨架占位（数据未到时） ---------- */
.skeleton {
    border-radius: var(--r-md);
    background: linear-gradient(
        100deg,
        rgba(var(--skel-rgb), 0.05) 30%,
        rgba(var(--skel-rgb), 0.10) 50%,
        rgba(var(--skel-rgb), 0.05) 70%
    );
    background-size: 220% 100%;
    animation: sk 1.4s linear infinite;
}

@keyframes sk {
    from {
        background-position: 180% 0;
    }
    to {
        background-position: -20% 0;
    }
}


/* 游戏卡片：直接是 <a>，去掉链接默认样式 */
a.project {
    color: inherit;
    text-decoration: none;
}